swack up

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See also: swack-up

English

Etymology

UK c. 1860s. Used at Christ's Hospital School, Sussex.

Verb

swack up (third-person singular simple present swacks up, present participle swacking up, simple past and past participle swacked up)

  1. (dated, British, school slang) To lie; to deceive; to take in.

Synonyms

References