The small and/or hard to see facial/armpit/body/other hair on a male freshman that is often a source of mockery for them. The facial hair consists of only a light moustache with nothing else, and is generally very hard to see. The armpit and bodily hair is often only mentioned/seen in lockers rooms when the freshman is on a jv/varsity sport, and will make him the butt of jokes for the remainder of the season.
One senior to another in the halls:
"Get a load of that freshman fluff over there, does that kid even shave?"
In the lockeroom after football practice, Joe(a senior) says to Larry (a freshman):
"That's some nice freshman fluff armpit hair you've got there"
"Get a load of that freshman fluff over there, does that kid even shave?"
In the lockeroom after football practice, Joe(a senior) says to Larry (a freshman):
"That's some nice freshman fluff armpit hair you've got there"
by alfaveetagamma September 5, 2014

When a college freshman who lives in the crappiest residence halls, otherwise known as petri dishes, is sick and just generally feels like complete shit for most of their first semester of college.
by Fancie(: November 19, 2014

Something that happens to first year players in the NFL where a rookie will be thrown a pass a veteran receiver would catch easily but the rookie doesn't catch it.
by nweinberg February 10, 2012

The Mexican Freshman is the sexual act of Using Taco Bell fire sauce as lubricant while having sex with a virgin.
by Candaaa May 28, 2014

the party got so out of control last night that John had to go to the hospital. Looks like the freshman pump has been chosen.
by The Smelly Souce October 23, 2017

Freshman 50 is the result when you don't control yourself eating in the college. It generally means that the person gains 50 pounds after entering the college. It is a derivation from freshman 15.
"Hey Broadway, You know how heavy I am right now?"
"I don't know? Worse than fresh 15?"
"Fucking Yes! I got my freshman 50!"
"I don't know? Worse than fresh 15?"
"Fucking Yes! I got my freshman 50!"
by Oldpunkky February 28, 2017

by Kinq_mbk September 9, 2021
