(Verb) Originating from Yorkshire, this is a slang term for the act of masturbating, or "bashing". To bash one out, means to have a good masturbating session.
Steve left the room mid way through the film to bash one out. I heard him moaning in the next room.
by Samwiez September 27, 2010
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Male masturbation, Having a wank, Stimulation of the penis to rach a climax.
Got excited today and then went home for a wank. I was there bashing one out when the misses walked in.
by Gavdddaa December 25, 2006
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