Go mad on the lock

Go mad on the lock - Acquiring a large sum of money in a short period of time.

(Lock suggesting bank vault door lock and going mad meaning breaking and entering.)
Adam: Hey, do you mind paying for my chicken nuggets?

Ben: Yeah man, don't worry, I'm about to go mad on the lock, I'll pay for your entire meal man, anything you want.
by rideF September 05, 2019
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