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Beta Mouse - A man or a woman, grossly inexperienced in any particular situation, very naive and often dumbfounded. Typically very small in stature, and undeniably timid.
Man 1: Did you see Michael sticking that used rectal thermometer in this mouth?
Man 2: Michael's such a beta mouse, hope he liked the taste of shit.

Woman 1: Did you hear that when Stacy had her first period, she called 9-1-1?

Woman 2: Poor Stacy, she's a beta mouse.
by MuggerFugger November 01, 2014
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Beta Mouse - A man or a woman, grossly inexperienced in any particular situation, very naive and often dumbfounded. Typically very small in stature, and undeniably timid.
Man 1: Did you see Michael sticking that used rectal thermometer in this mouth?
Man 2: Michael's such a beta mouse, hope he liked the taste of shit.

Woman 1: Did you hear that when Stacy had her first period, she called 9-1-1?

Woman 2: Poor Stacy, she's a beta mouse.
by MuggerFugger November 01, 2014
Get the mug
Get a Beta Mouse mug for your mama Rihanna.