Definitions from Wiktionary ( )

▸ verb:  To swing from side to side, as an animal's tail, or someone's head to express disagreement or disbelief.
▸ verb:  (UK, Australia, slang) To play truant from school.
▸ verb:  (intransitive, chiefly obsolete) To go; to proceed; to move; to progress.
▸ verb:  To move continually, especially in gossip; said of the tongue.
▸ verb:  (intransitive, obsolete) To leave; to depart.
▸ verb:  (intransitive, cricket, slang) Of the tail (lower order of the batting lineup): to score more runs than expected.
▸ noun:  An oscillating movement.
▸ noun:  A witty person.
▸ noun:  (informal, UK, Ireland) A wife or girlfriend of a sports star or other celebrity, originally and especially of an association football player.
▸ noun:  (informal, business or military slang, US) A wild-assed guess; a rough estimate.

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