An over the pants handjob in which the recipient is wearing tight jeans. Referring to the Warner Brothers cartoon character Yosemite Sam who is always depicted wearing tight pants.
Person 1: How far did you and your girl go?

Person 2: Bro, she gave me a Yosemite Sam Job.

Person 1: Woah, that's almost the real thing.
by Bernie Sanders OG February 13, 2016
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The act of sneaking in two party popper pistols into the bedroom and shooting them off when the man cums scaring the girl after pulling out and finishing on her back so the confetti sticks to her.
Yah bro I gave my girl a real Yosemite slam last night I think she still has it stuck to her back.
by dirty randy March 19, 2015
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A friendly greeting used by Sylvester Stallone Whenever and wherever he meets his Jewish buddies at the gym.
Yosemites! I’m feeling a bit verklempt ...let’s schlep out the heavy bags for an hour and then catch us a schvitz!
by You rReal Name August 5, 2020
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