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When having a girl bent over and fucking her in the pussy you shove your thumb in her ass and hook it so you can hold on and she can't get away.
I thumb locked my girlfriend and she loved it.
by joemomma69 March 25, 2011
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Sep 9 Word of the Day
the thing that you don’t have when you’re phones percentage is over 20
phone: why don’t you go to sleep tommy it’s 2 in the morning?
tommy:why don’t you die you dumbazz
by lik_frls_dis.me February 12, 2020
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2
a greco-roman wrestling move, originating from southwest florida, in which one grappler penetrates the other's asspipe with his thumb
throw in the thumblock!!
by Chuck Blonde December 12, 2007
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