Source : Webster's Revised Unabridged Dictionary (1913)

Offer \Of"fer\, v. t. [imp. & p. p. {Offered}; p. pr. & vb. n.
   {Offering}.] [OE. offren, {AS}. offrian to sacrifice, fr. L.
   offerre; ob (see {OB-}) + ferre to bear, bring. The English
   word was influenced by F. offrir to offer, of the same
   origin. See 1st {Bear}.]
   1. To present, as an act of worship; to immolate; to
      sacrifice; to present in prayer or devotion; -- often with
      up.

            Thou shalt offer every day a bullock for a sin
            offering for atonement.               --Ex. xxix.
                                                  36.

            A holy priesthood to offer up spiritual sacrifices.
                                                  --1 Pet. ii.
                                                  5.

   2. To bring to or before; to hold out to; to present for
      acceptance or rejection; as, to offer a present, or a
      bribe; to offer one's self in marriage.

            I offer thee three things.            --2 Sam. xxiv.
                                                  12.

   3. To present in words; to proffer; to make a proposal of; to
      suggest; as, to offer an opinion. With the infinitive as
      an objective: To make an offer; to declare one's
      willingness; as, he offered to help me.

   4. To attempt; to undertake.

            All that offer to defend him.         --Shak.

   5. To bid, as a price, reward, or wages; as, to offer a
      guinea for a ring; to offer a salary or reward.

   6. To put in opposition to; to manifest in an offensive way;
      to threaten; as, to offer violence, attack, etc.

   Syn: To propose; propound; move; proffer; tender; sacrifice;
        immolate.

Offer \Of"fer\, v. i.
   1. To present itself; to be at hand.

            The occasion offers, and the youth complies.
                                                  --Dryden.

   2. To make an attempt; to make an essay or a trial; -- used
      with at. ``Without offering at any other remedy.''
      --Swift.

            He would be offering at the shepherd's voice.
                                                  --L'Estrange.

            I will not offer at that I can not master. --Bacon.

Offer \Of"fer\, n. [Cf. F. offre, fr. offrir to offer, fr. L.
   offerre. See {Offer}, v. t.]
   1. The act of offering, bringing forward, proposing, or
      bidding; a proffer; a first advance. ``This offer comes
      from mercy.'' --Shak.

   2. That which is offered or brought forward; a proposal to be
      accepted or rejected; a sum offered; a bid.

            When offers are disdained, and love denied. --Pope.

   3. Attempt; endeavor; essay; as, he made an offer to catch
      the ball. ``Some offer and attempt.'' --South.

Source : WordNet®

off
     adj 1: not in operation or operational; "the oven is off"; "the
            lights are off" [ant: {on}]
     2: below a satisfactory level; "an off year for tennis"; "his
        performance was off"
     3: (of events) no longer planned or scheduled; "the wedding is
        definitely off" [syn: {cancelled}] [ant: {on}]
     4: in an unpalatable state; "sour milk" [syn: {sour}, {turned}]
     5: not performing or scheduled for duties; "He's off every
        Tuesday"; "he was off duty when it happened"; "an off-duty
        policeman" [syn: {off(p)}, {off duty(p)}, {off-duty(a)}]
     [also: {offer}]

offer
     v 1: make available or accessible, provide or furnish; "The
          conference center offers a health spa"; "The hotel
          offers private meeting rooms"
     2: present for acceptance or rejection; "She offered us all a
        cold drink" [syn: {proffer}]
     3: agree freely; "She volunteered to drive the old lady home";
        "I offered to help with the dishes but the hostess would
        not hear of it" [syn: {volunteer}]
     4: put forward for consideration; "He offered his opinion"
     5: offer verbally; "extend my greetings"; "He offered his
        sympathy" [syn: {extend}]
     6: make available for sale; "The stores are offering specials
        on sweaters this week"
     7: propose a payment; "The Swiss dealer offered $2 million for
        the painting" [syn: {bid}, {tender}]
     8: produce or introduce on the stage; "The Shakespeare Company
        is offering `King Lear' this month"
     9: present as an act of worship; "offer prayers to the gods"
        [syn: {offer up}]
     10: mount or put up; "put up a good fight"; "offer resistance"
         [syn: {put up}, {provide}]
     11: make available; provide; "extend a loan"; "The bank offers a
         good deal on new mortgages" [syn: {extend}]
     12: ask (someone) to marry you; "he popped the question on
         Sunday night"; "she proposed marriage to the man she had
         known for only two months"; "The old bachelor finally
         declared himself to the young woman" [syn: {propose}, {declare
         oneself}, {pop the question}]
     13: threaten to do something; "I offered to leave the committee
         if they did not accept my proposal"

offer
     n 1: the verbal act of offering; "a generous offer of assistance"
          [syn: {offering}]
     2: something offered (as a proposal or bid); "noteworthy new
        offerings for investors included several index funds"
        [syn: {offering}]
     3: a usually brief attempt; "he took a crack at it"; "I gave it
        a whirl" [syn: {crack}, {fling}, {go}, {pass}, {whirl}]

off
     adv 1: from a particular thing or place or position (`forth' is
            obsolete); "ran away from the lion"; "wanted to get
            away from there"; "sent the children away to boarding
            school"; "the teacher waved the children away from the
            dead animal"; "went off to school"; "they drove off";
            "go forth and preach" [syn: {away}, {forth}]
     2: at a distance in space or time; "the boat was 5 miles off
        (or away)"; "the party is still 2 weeks off (or away)";
        "away back in the 18th century" [syn: {away}]
     3: no longer on or in contact or attached; "clean off the
        dirt"; "he shaved off his mustache"
     [also: {offer}]

offer
     See {off}