What is Thrum Bone?
1.
The act of forcing ones thumb into a partners rectal passage, without the act being discussed or pre arranged.
There is a high chance that this act is will be made by a opportunist and stealthily approached.
"Hey Pash whats that over there?"
"oooooh my god what the fuck was that?"
"i just thrum boned you dude!!!"
See
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The name of your hand
Masturbation
only one he took home tonight was Rosie five fingers.
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1.
the process of placing your lips around ones anus while they fart into your mouth
That rudy poo gave him a jack brown.
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