look up any word, like guncle:
 
1.
to put on prodigious weight; to become massively obese; to blow up (not explode)
At her wedding, the bride said, "As a condition for accepting this ring, I promise never to blimp on you."

She blimped herself into a trailer park elephant fart breath sow.
by Barney Vincelette October 02, 2007