The feeling of literally not being able to function because you are so weak from sex. You spend the next 4hrs being pathetic and partially retarded
"Hey Olive do you want to see a movie?"

"I can't! I'm so sex weak I can barely move!"
by Tintwistle Tim December 23, 2013
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Weak sex is when you don’t have enough energy to fulfill your partners needs. It’s when your dick goes limp or your pussy gets dry.
Hey wanna have some weak sex?

Why would I want weak sex?
Cause it’s the best
by Cdawgiee March 15, 2019
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