juicin as in takin creatine

The phenomenon of getting mentally prepared for a type of food and
making it the reason for going to a certain restaurant.

intentionally bleeding, in professional wrestling.

In pro wrestling, a wrestler will, at times, nick themselves with a hidden razor blade to show blood on camera. This helps sell the intensity of the fight to the audience. Oftentimes, the juicer will take aspirin before the fight to thin his blood, causing even more blood flow on-camera.

To chill, to be bawlin'
Straight up juicin' it

The involuntary release of semen and possibly some combination of feces and blood into undergarments from the vagina or anus via a queef or fart. Almost always an extremely worn out and loose orafice is partly to blame for the juicing. The individual who has juiced themselves is left to deal with a sticky, sloppy, smelly mess and is probably a whore for letting someone give them a creampie or mudpie.

A girl on her period.

when a woman is on her period