crack one out

To masturbate
see also: wank, frig, toss, tommy-tank, make the bald man cry, choke the money etc etc

John cracked one out in the toilets during his lunch-break.

by Master Bates September 18, 2003

whopping doopsies

Largest breasts out, Larger than Jubblies and a little scary!

Shirley has such whopping doopsies that she has to push a shopping trolley in front of her!

by Master Bates March 28, 2005