Definition of: pun

(pun) noun
The witty use of two words having the same or similar sounds but different meanings, or of two different, more or less incongruous meanings of the same word.
—v. punned, pun·ning v.i.
1. To make a pun or puns.
—v.t.
2. To treat as a pun.
3. To affect in a specified manner by puns. [? <Ital. puntiglio a fine point, a verbal quibble. See PUNCTILIO.]
—pun′ning·ly adverb