Gwen Stefani

Verb, meaning vaguely, to cuss in an out-of-control manner, or more specifically, to say shit too much. Derived from the pop song "Hollaback Girl"

"Shit! I hate this shit! It's a piece of shit"
"Dude, you're totally Gwen Stefani-ing right now."

by lakerhoopstar February 04, 2007