a very large person (can be defined as obeese) that usually is a male. see "fat ass". also is always an asshole to everyone. and claims his dad will kick your ass.
a "nickademus" is a man retaining a wide knowledge of alcoholic beverages and is able to drink vast amounts of liquor in any social (and perhaps non-social) gatherings. A nickademus is also a bro of sorts. This man is not a shrimp, he isn't all the way there in terms of being super buff, but he does have some muscle.
"Hey dude, you seeEthan over there? Bro he is so nickademus right now, he just pounded 2 and a half 40's in half an hour!"
When one cuts his/her hair and replaces his/her glasses contacts. Similar to Rachel Leigh Cook's character transformation in the 1999 movie She's All That. As a result hotness points are increased exponentially.
If a picture is taken, anyone that has the Nick tobat Effect causes the overall picture and its occupants to have a certain glow, making them all extremely attractive.
Marlon: Dude have you seen Nick? He's dancing with some engaged girl!
Peter: God damn! Its the Nick Tobat Effect in full throttle!