Top definition
When ones labia becomes moist with sweat causing the loose, dangling vag lips to cling to ones inner thigh.

means "Vagina Stuck To Leg"
Wow its so hot today, im starting to get some mad VSTL. I just cant keep them off my god damn leg!

She peeled her sweatly labia from her sticky thigh creating a loud lip smacking noise.
by Dr.Vaginstein April 28, 2009
Get the mug
Get a VSTL mug for your sister-in-law Beatrix.