swack up

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)

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

Synonyms

See also Thesaurus:deceive

References

Farmer, John Stephen (1900) The Public School Word-Book‎^[1], London: Hirshfeld Brothers, page 240
Eric Partridge (1984) Paul Beale, editor, A Dictionary of Slang and Unconventional English […] , 8th edition, New York: Macmillan