wigglev. t. & i.[Cf. Wag, v. t., Waggle.] To move to and fro with a quick, jerking motion; to bend rapidly, or with a wavering motion, from side to side; to wag; to squirm; to wriggle; as, the dog wiggles his tail; the tadpole wiggles in the water.()n. Act of wiggling; a wriggle.()