To have messed up or made a mistake.
Andy: Crap, I boob-lon-tondred again!
Jack: Where'd you boob-lon-tondra now?
Andy: I boob-lon-tondred with this pipe bomb. We'll be dead within a matter of seconds.
Jack: That's one hell of a boob-lon-tondra.
4๐ 13๐
The intentional or inadvertant use of a phrase that has multiple meanings, one of more or which is related to boobs or breasts.
Lady in checkout line: "Dang, that sale on Spaghetti-os was too good to pass up!"
Bag-boy: "those are really big cans... Of spaghetti-os I meant. Can I carry them out to your car for you?"
she replies "Was that a boob-lon-tondra?"