To leave some sort of engagement (a party, bar, wedding reception, etc.) without saying goodbye or having anyone notice until well after you are gone. Usually done if the individual is too drunk or tired to go on, but doesn't want anybody to know.
1- "Hey! Anyone seen Buddy?"
2- "No, not for an hour or so... must've pulled a back alley Sally!"
by Woodenhead May 6, 2006
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My friend asked a stranger about the Filipino Back Alley, he's never been the same since.
by themiddle May 4, 2009
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- When a man inserts all five fingers into a hookers ass in a back alley while lifting his hand up and down, like a handshake.
- Did you hear about ol' Randal?
- Yup, he's giving AND getting back alley handshakes.
by Chrisam November 12, 2014
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The act of being dragged into a back alley and having your face punched in..... and your brains punched out, figuratively speaking.


Tom: Hey, have you heard all of those kids obsessing about Twilight?

Steve: Yeah, I want to give each and every one of those kids a back alley brain transplant
by I'm_Not_Violent April 4, 2009
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a dirty slut who sneaks around in back alleys gettin her butt sex on
That back alley butt slut that me poke her in the brown out behind the liquor shop.
by hefa January 7, 2007
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An outdoor quickie. Usually occurs behind bars between strangers.
Man, a hobo watched me give that slut a back alley bend-over!
by MandyC047 February 17, 2011
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The act of having sex doggystyle, putting your dick in her butt, then reaching around to put your hand in her pussy and begin to jerk yourself.
My girlfriend wants me to try the Back Alley Beat off tonight. Sounds tough but fun!
by Snipedog22 December 23, 2016
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