Top definition
A Ralph Johnson is when a girl pukes while giving you head. This name was inspired by a disturbing .gif file which depicts a black woman ralphing on some guy's johnson. Hence, Ralph Johnson.
Dude, Sarah gave me a Ralph Johnson last night.

That's fucking sick, bro.
by Cuntflap McTittlewitty May 27, 2009
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