Source : Webster's Revised Unabridged Dictionary (1913)

Tiresome \Tire"some\, a.
   Fitted or tending to tire; exhausted; wearisome; fatiguing;
   tedious; as, a tiresome journey; a tiresome discourse. --
   {Tire"some*ly}, adv. -- {Tire"some*ness}, n.

Source : WordNet®

tiresome
     adj : so lacking in interest as to cause mental weariness; "a
           boring evening with uninteresting people"; "the
           deadening effect of some routine tasks"; "a dull play";
           "his competent but dull performance"; "a ho-hum speaker
           who couldn't capture their attention"; "what an irksome
           task the writing of long letters is"- Edmund Burke;
           "tedious days on the train"; "the tiresome chirping of
           a cricket"- Mark Twain; "other people's dreams are
           dreadfully wearisome" [syn: {boring}, {deadening}, {dull},
            {ho-hum}, {irksome}, {slow}, {tedious}, {wearisome}]