Source : Webster's Revised Unabridged Dictionary (1913)

Clink \Clink\, n.
   A prison cell; a lockup; -- probably orig. the name of the
   noted prison in Southwark, England. [Colloq.] ``I'm here in
   the clink.'' --Kipling.

Clink \Clink\ (kl[i^][ng]k), v. t. [imp. & p. p. {Clinked}
   (kl[i^][ng]kt); p. pr. & vb. n. {Clinking}.] [OE. clinken;
   akin to G. klingen, D. klinken, SW. klinga, Dan. klinge;
   prob. of imitative origin. Cf. {Clank}, {Clench}, {Click}, v.
   i.]
   To cause to give out a slight, sharp, tinkling, sound, as by
   striking metallic or other sonorous bodies together.

         And let me the canakin clink.            --Shak.

Clink \Clink\ (kl[i^][ng]k), v. i.
   1. To give out a slight, sharp, tinkling sound. ``The
      clinking latch.'' --Tennyson.

   2. To rhyme. [Humorous]. --Cowper.

Clink \Clink\, n.
   A slight, sharp, tinkling sound, made by the collision of
   sonorous bodies. ``Clink and fall of swords.'' --Shak.

Source : WordNet®

clink
     n 1: a short light metallic sound [syn: {chink}, {click}]
     2: a correctional institution used to detain persons who are in
        the lawful custody of the government (either accused
        persons awaiting trial or convicted persons serving a
        sentence) [syn: {jail}, {jailhouse}, {gaol}, {slammer}]
     v 1: make a high sound typical of glass; "champagne glasses
          clinked to make a toast"
     2: make or emit a high sound; "tinkling bells" [syn: {tinkle},
        {tink}, {chink}]