The most shittest saves you can possibly recieve on a cigarette, because it's literally at the butt. Derived from the popular chav holiday destination Butlins.
Person A: Saves up please mate.
Person B: Alright.
..few tokes later
Person B: Here y'are.
Person A: Fuckin' hell mate thats buttlins.
by albizzle February 28, 2008
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Your ass crack 😂😂😂
Your ass crack is ur buttline
by Therealmrclean555 October 3, 2020
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