"dude 1: "steve is that pizza sauce on your face?"  dude 2: "no way man i just did the crimson dental floss with gina""
the act of going down on a girl who is on her period, removing her tampon by the string with your teeth then finishing eating her out
""dude 1: "steve is that pizza sauce on your face?"  dude 2: "no way man i just did the crimson dental floss with gina""" What is the definition of "crimson dental floss"?