Top Definition
The act of being so drunk you cant stand up or talk.
Look at that guy, he's all stumblefuck.
by menardo April 02, 2003
A person that falls or trips frequently.

Someone that injured themselves by falling or tripping.
pointing out the arrival of someone who recently hurt themselves in a fall-

"Oh look, here comes Stumblefuck"
by Sly Fox Ash July 28, 2009
A series of assumptions that start with "I think" which is twisted to "it's a fact".
When an uneducated opinion starts with "I don't think he's a racist" and turns to fact, "I know for a fact that he's not a racist". Then it's time to label the offending fucktard a "Stumble-fuck".
by Aztecsghost April 16, 2010
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