2. An abstract concept where an individual (usually a nub/ noob) is taken to school (meaning owned/ defeated) and would like to tell his peers about his schoolage.
B:"Yea- you rode the school bus lol"
A:"Man he pwnz so much! He keeps on schooling nubs!"
B "Yeah- he's quite a school bus."
The main use for school busses however is to throw snowballs or waterbaloons at them.
2. Large 60 mph playground driven by a redneck where kids try to show off how cool they are by shouting cuss words as loud as they can and making fart noises.
Kid 2: Yeah. He shouted,"fuck shit pussy asshole motherfucker dick penis gay cum vagina faggot bitch face!!!" It was FUCKIN hilarious!