An abbreviation for Null Factor Law, a mathematical method where you can assume that one multiple of x is equal to zero when the equation is equal to zero.
Person 1: "How do I solve this equation?"

Person 2: "Use NFL."
by Charcoal_Warpaint04 November 14, 2022
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The nfl stands for not for long because some girl is going to accuse you for rapeing her even if you didn’t and then your nfl career is over
Judge: did you rape that girl
Nfl player :no

The girl and the whole courthouse: yes he did
by Hamadebop June 30, 2021
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Nice Fucking Life related to Anthrax's song efilnickufecin or NFL
- Insult towards some prick that thinks they are better than you because of their social/economic status. Or when someone wastes their seemingly good life. Due to its confusing nature, comes off as not an insult.
Shithead: Get out of my way, I'm VIP

You: NFL *flip em off for extra effect*

Or

Did you hear about John Bellucci killing himself? NFL, guy had EVERYTHING. *topic used to write the song efilnickufecin*
by Rumpy Dumpster January 5, 2021
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Kodak shared a post of little yatchy saying NFL , he would never get the loyalty yatchy showed to him.
by Jakiyia January 12, 2021
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My wife finally got her tubes tied so now I can NFL.
by NutInMommy April 13, 2022
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Also known as the National Football League.

A very large corporation that cheats during games to gain more viewers and get better ratings for American football games.
"Did you see that pass interference!? It's quite obvious that the NFL is cheating!"
by AlphaDeltaXray1 March 7, 2019
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