Definitions by Alex Ainscow

SWT

Acronym for a "Self Wetting Top" - A T-shirt (usually white) which contains an aperatus for wetting itself, usually in the chest area.

She look so fine, she wearing an SWT.

SWT by Alex Ainscow October 11, 2007

A type of butter commonly used for shoving.

Use the shovebutter, it will make it easier.