NATO 5

Slang term for the 5.56x45mm NATO rifle cartridge. Do not use the term NATO 5 with fanatics, it's just not smart.

Doesn't the H&K G36 shoot NATO 7s?
No dude, NATO 5s.

by Nikolas Glock November 4, 2009

NATO Article 5

A Funny button that Poland is gonna press, destroying Russia.
If a NATO member is attacked by someone, other NATO members must defend them.

Poland's gonna commit NATO Article 5, Press F to not pay respects to Russia!

by Finmadlad May 8, 2022