Meaning

1 senses
  1. (UK, dated)A lie; a falsehood.

Origin

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

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

Wiktionary, CC BY-SA 4.0 · source

Forms

plural: swack-ups
Singularswack-up
Pluralswack-ups

regular

See also

neighbours in the dictionary
swack-up — meaning, examples, forms, synonyms | Krumeto