the thin peice of skin covering the vaginal opening.
also known as a hymen.
hymens can be broken in many different ways, not just sexual intercourse. examples include, heavy athletics, the use of tampons, fingering, or streaching of the pelvic area.
some girls are not even born with a cherry.
idiot: "dude i fucked that girl over there and she didnt bleed when i popped her cherry. she said she was virgin though."
not such an idiot: "she mite use tampons..."