Top Definition
400
1) The 400th positive integer
2) Short for 400 metre dash
1) I counted to 400 today
2) I ran the 400 today
by thegreatwhitehype October 08, 2003
3 more definitions
400
HTTP status code for 'bad request', usually due to an error in syntax.
He got a 400 error at that site, what could have caused it?
by madept April 02, 2004
400
Gang number, referred to as the Four corner hustlers (400) "four" pronounced as foe.
Yeah we don't mess with them, they 400.
by $av March 16, 2014
400
When one goes hard on a fool, and shows they real and ain't a joke
"I down and went 400 on that nigga"
by YoungBloodPiru April 05, 2015

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