clear the custard

Of a male, to masturbate the custard-cannon until ejaculation . Chiefly British/Australian usage. See ejaculation and masturbation-male for synonyms.
(It's hard to use this in a sentence)

Dude....I never get a girl so all I do is clear the custard.
by Stumpy69 April 30, 2006
mugGet the clear the custardmug.