Top definition
to fail or be bad at swimming.
Guy #1- When I went to summer camp in 6th grade i fell in the lake and almost drowned

Guy #2-Dude, you were a hydroderp as a kid
by Supergirlissocoollike October 23, 2010
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