The action in which one partakes at midnight where he or she masturbates to a variety of porn in order to achieve an orgasm which will in return help them sleep.
Edward: Bro I can't sleep ! I think I have insomnia!
Nate: Damn bro , have you tried the Midnight Wack? That usually helps me !
Edward: Thanks bro I'll try it tonight !
Nate: Damn bro , have you tried the Midnight Wack? That usually helps me !
Edward: Thanks bro I'll try it tonight !
by Pro Beaner June 30, 2017
Get the Midnight Wackmug.