American Heritage Dictionary
(2)
Century Dictionary
GNU Webster's 1913
WordNet
(1)
Elsewhere on the web
I felt simultaneously like a groupie, feminist, sociologist and a writer.— Model Minority "Thugs, Feminists and Boom Bap"
"I wanted my girlfriend to look like a groupie, basically," he says.— JAM! Showbiz
It reminded me of a groupie, the way she was acting, sort of all enthused to see Jacobs and Jacobs only.— WordPress.com News
In addition to W., we also see Condoleezza Rice as an oversexed groupie, and a security detail that cuts up when the prez is out of the room

Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
You can expect to see this word several times a year.