a walk in the bank - A woman who gives so much head, she could be a cum dumpster

A woman who gives so much head, she could be a cum dumpster and still have room for more.

You're a walk in the bank, I'm gonna need a ladder just to reach you.

You're like a walk in the bank, I'm gonna need a new wallet.

Girl, you're a walk in the bank, I'm getting a degree in cum.