Top Definition
"am-bee-mas-ter-bus" / Adjective:

Marked by the ability to masturbate easily with either hand. Particularly applicable to males.
"I've been trying to jerk off with my left hand recently to change things up, but it just hasn't worked for me. I wish I was ambimasturbous like Dave. That guy's a wank warrior."
by pilotguy44 February 18, 2009

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