2 definitions by Phil R-C

Refers to the act of having sex in the missionary position with a female who is flexible and or skinny enough to create an acute angle between her torso and her thighs.
E: I can't believe you fucked that gymnast
P: Ya bro, she was definitely an Acute Fuck
E: Way to go bru
by Phil R-C May 18, 2010
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Refers to the act of having sex in the missionary position with a female who is too fat and or inflexible to create an acute angle between her torso and thighs.
I can't beleive you banged that fat war pig MG....she must have been an obtuse fuck.
by Phil R-C May 18, 2010
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