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When 2 or more people open their buttcheeks and lock them together, essentially touching buttholes and grinding for sexual pleasure.
Guy 1: Yeah, me and Tiffany hooked up last night
Guy 2: Sick, did you guys buttlock?
Guy 1: Yeah dude, she has a soft butthole
Guy 2: Nice...
by Mr. KindaSmartGuy May 13, 2019
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Jul 1 Word of the Day
sending two texts in a row without a reply inbetween.
Rachel: whats up?
Tessa: not to much! hbu?
Tessa: dude, i'm so bored.
Rachel: stop double texting me.
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The pain and uncofort recieved after sitting for to long.
Oh my god that 3 hour long predentation gave me buttlock!
by Louis Hartford June 24, 2005
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When your butt falls asleep from sitting in one position too long.
"Oww I've got some major butt lock!"
by M-HO March 10, 2005
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1. (literal) A lock of hair from ones anus.

2. (figurative) A jerk, spazz, unpleasant character, etc.
"Don't be such a buttlock."
by Lester Fresh May 16, 2003
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When your butt goes numb after sitting down for forced amount of time
When I was in grade school I sat throught so many pep assemblies and couldn't get up and many presentations.
by Reyanne Dampier April 23, 2005
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1. An anti-diarrheal medicine such as Immodium AD.

2. Constipation.
1. Man, that beaner food gave me the shits. I need some buttlock.

2. That fruitcake gave me some serious buttlock.
by Cap'n Sprack October 22, 2008
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