zo·on 1 (z   n )n. pl. zo·ons or zo·a (z  ) 1. An animal developed from a fertilized egg. 2. One of the distinct individuals that join to form a compound or colonial animal; a zooid. [New Latin z on, from Greek zion, zon, living being; see gwei- in Indo-European roots.] |
zoon 2 (z n)intr.v. zooned, zoon·ing, zoons Chiefly Southern U.S. To fly with a humming or buzzing sound. [Probably imitative.] |
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