When your taking a girls panties/knickers down and your not quite sure if she will let you take them all the way off but then she arches her back so to raise her ass up,to give you the all clear
Synonyms for The Arch
On this page, you will find 30 slang terms related to arched. Some of the top words include: ass out, root beer shake, back fat, scrimmage, up the butt, and 25 more.