A girl who you would do any time, any day. Period.
Natalie Portman, Kiera Knightly, and Jessica Alba are all 24/7 girls to me.
by Capt. Xanatos September 08, 2007
Top Definition
a girl that always checks up on you every day of every night 24/7.
my girl right now always checks up on me like a 24/7 girl.
by DA_SHIT!!! May 27, 2009
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