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A (male) gay sexual term meaning to place an erect penis around a partner's anus and getting a dab of fecal matter on the tip then knocking one testicle with the fecal dabbed penis into the other testicle as one would with a chalked pool stick in a game of billiards.
Marty: Hey Steve, did you have a good game of billiards last night?

Steve: Yeah, I really had fun chalking the pool stick and knocking Richard's balls around.

Marty: That's what I call a good game of slop!
by FloppyHeadedNerfHerder1 January 11, 2014
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2
When one individual is having sexual intercourse with another individual who is under the height of 5'.

And that the individual lifts the short individual onto the erect penis. It is called, chalking the pool-stick.
I was fucking this short girl last night, you could say I was chalking the poolstick.
by PowerSoldier December 31, 2016
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