1 definition by Diethyl ether

Feelings of lust and desire that you can't get off your mind. You don't have to be horny when you are pent-up, but most of the time that's how it goes.
I am so pent-up because I haven't got to spend time with my girlfriend in two weeks.
by Diethyl ether February 18, 2020
Get the pent-up mug.