Quadrilateral

[Sarah]

Having four sides, and consequently four angles; quadrangular.

[Sarah]

a sexual experience/position involving four parties usually 2 males and 2 females. One male lays flat on the ground with an erect penis. the two females then proceed to mount on the mouth and penis. the second male then stands over over the first male in between the two female, whom are facing each other, and receives oral stimulation from both females, orally and anally.

[Oralee]

A term for a [group sex] position formed when four guys penetrate a girl at precise [angles].

The term is commonly used by [millennials] and leaves Randy in a state of confusion and distress.

[Dianne]

A four-sided figure.

[Julian]

a flat shape with four straight sides: