the act of one woman engaging in sexual intercourse with two males at the same time, the two guys start out facing each other with the girl in between them and facing one
leans forward as one man enters from behind while she gives the other a blowjob. a
fist bump between the men must occur while in this position in order to create
the arch.
1st
gentleman; Hey man she's down for the
threesome, let's
Eiffel Tower.
2nd gentleman; Dude, show some class.... let's gateway arch!