1 definition by AyejayLamar

A severe charley horse in your leg that makes the muscles spasm or twitch uncontrollably
I'm having a Legasm in my left leg from that car accident.

When I try to stretch my leg, I get a Legasm.

Bae, I be having legasms everytime we fuck, and your fat ass is on top of me!
by AyejayLamar September 5, 2015
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