Nickname for Manny Pacquiao whom many believe has taken/takes steroids or performance enhancing drugs to beat bigger fighters as he has moved up in weight while still maintaining and even increasing his power and speed.
"Did you see Pacroid fight Cotto last night? He looked like he was on steroids"
A Pacroid is a short asian/filipino person who shoots MASSIVE amounts of steroids into their ass cheeks and beats other fighters by having them dehydrated and weight drained.
Person1: Damn did you see that little guy knock out that taller guy?
Person 2: Yeah must be the Pacroid's hahaha