Exclamation.
Used to describe a situation as follows.
1. After performing a handjob, and the hand is covered in jizz,
the giver procedes to
smush their hand in the reciever's face.
2. Nothing to do with
John Wayne.
1. After Julie gave
Timothy a good time, she said "Pow,
right in the Kisser!" and rubbed Tim's own juices in his face.
2. Pow
right in the kisser is entirely unrelated in all ways to
John Wayne.