Top definition
Homer confidentally talking about his toy-rocket. This may refer to the people who confidently predicted that the Titanic was 'unsinkable'.
"The word unblowuppable is thrown around a lot these days, but I think I can say for certain that... (Boom)".
by Kaleah November 03, 2005
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug