Queer his crack
To have queer relations with another mans butt crack.
Man, I would love to queer his crack.
or
You're gay, I bet you would queer his crack if you could.
or
You're gay, I bet you would queer his crack if you could.
queer the crack
to insert the erect genitellia of the male into the anal cavity of another person.
Donksta would queer your crack, watch out Coby, here he comes.