S.W.A.K.

Also SWAK

abbreviation

1. sealed with a kiss (written at the end of a love letter or on the back of its envelope).

Word History and Origins

Origin of S.W.A.K.¹

First recorded in 1925–30

Example Sentences

Crosses are ubiquitous, and the flap of the envelope usually bears the mystic formula, S.W.A.K.

From Project Gutenberg