The act of turning on your jets in your bath tub, and piping your toe in to test the water.
(Mike)Hey Tammy can I come to your house to pop a toe real quick in your tub. (Tammy) yea sure I'll turn on my jets.
The act of sticking one of your toes in the water with the jets on.
Martha is popping a toe in tods bath.
A female who is extremely talented at fellatio that she can suck your toes till they pop.
Veronica sure is ugly, but she can suck the pop out yo’ toe...