Mac Smack
Putting your tip in Big Mac sauce and letting someone else lick it off like you're a sadist.
A guy dips his tip in sauce and says 'You're going to lick it off, and I'm going to laugh at you'
A girl licks a guy's tip after he dipped it in Big Mac sauce and says 'You're a mess'
A guy says 'This is your punishment for being a bad friend' and licks his tip in sauce
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