anal scissor
the beauty of the anal scissor is that two partners can engage in this filthy activity, whether they are two females, two males, or a male and a female together
similar to a [lesbian] [scissor], but instead of involving a [vagina] rubbed against a partner's [vagina], anal scissoring involves an [anus] rubbing against a partner's [anus]
"the beauty of the anal scissor is that two partners can engage in this filthy activity, whether they are two females, two males, or a male and a female together" What is the definition of "anal scissor"?