The feeling one gets when the process of swallowing air in the attempt to release a burp results in no belch, but an uneasy sensation in the stomach due to a buildup of the air one has just swallowed.

'Burp debt' - much like the monetary loan - is often paid in one swift 'payment' of gas or in smaller, residual chunks.
Esteban: "Bro are you okay? you look a bit disgruntled..."
Oleg: "No biggie just a bit of burp debt"
by Willy Melon June 18, 2017
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