Pressing one's face in between another persons's [[ass]] cheeks. 

See [[head on ass]] for resting one's head on someone else's butt without pressing the face in between the other person's ass cheeks. See [[sitting on face]] for when the person is being sat on, rather than pressing their own face into the other person's ass.

h4. See also

* [[anilingus]]
** [[Blue Plate Special (sex)|]]
** [[Rusty Trombone]]
* [[smelling ass]]
* [[between buttocks]]
* [[breast smother]]
* [[head on ass]]
* [[sitting on face]]