Catch a Thumb

The act of putting ones thumb into the rectal cavity before, during, or even after intercourse.
See that girl at the bar? She could catch a thumb.
by TheBigPurv September 01, 2016
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Catch these thumbs

Fighting or serving/ about to serve your opponent an ass whoopin in video game.
Person 1: okay, play me on Mortal Kombat and I'll beat you. Person 2: Oh really! Boiii your gonna catch these thumbs!
by CrocodileBait January 23, 2017
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