as in "
she bites her lip,” referencing the tendency of modest females to bite their lip in order not to moan audibly when in sexual pleasure
1) A reference to a girl that is sexually active, but discreetly so
2) A girl that is
lustful or
wanton, but only in private setting
She's had sex? I thought she was a virgin!
Yeah, well,
she bites her
lip.
You'd never guess it, but she is a
tiger in bed.
I guess she bites her lip.