Source : Webster's Revised Unabridged Dictionary (1913)

Tin \Tin\, v. t. [imp. & p. p. {Tinned}; p. pr. & vb. n.
   {Tinning}.]
   To cover with tin or tinned iron, or to overlay with tin
   foil.

Tinning \Tin"ning\, n.
   1. The act, art, or process of covering or coating anything
      with melted tin, or with tin foil, as kitchen utensils,
      locks, and the like.

   2. The covering or lining of tin thus put on.

Source : WordNet®

tinning
     n 1: the application of a thin layer of soft solder to the ends
          of wires before soldering them; "careful tinning of the
          ends of wires results in a better joint when you solder
          them"
     2: the application of a protective layer of tin [syn: {tin-plating}]

tin
     n 1: a silvery malleable metallic element that resists corrosion;
          used in many alloys and to coat other metals to prevent
          corrosion; obtained chiefly from cassiterite where it
          occurs as tin oxide [syn: {Sn}, {atomic number 50}]
     2: metal container for storing dry foods such as tea or flour
        [syn: {canister}, {cannister}]
     3: airtight sealed metal container for food or drink or paint
        etc. [syn: {can}, {tin can}]
     [also: {tinning}, {tinned}]

tin
     v 1: plate with tin
     2: preserve in a can or tin; "tinned foods are not very tasty"
        [syn: {can}, {put up}]
     3: prepare (a metal) for soldering or brazing by applying a
        thin layer of solder to the surface
     [also: {tinning}, {tinned}]

tinning
     See {tin}