2 definition by Jeff Carter

Top Definition
!
In the mathematical sense, it means factorial. The definition of factorial is as follows: n*(n-1)*(n-2)*(n-3)*(n-...), (n-1) > 0.
The factorial of 5 = 5*4*3*2*1 = 120.
by Jeff Carter January 17, 2005

Mug icon
Buy a ! mug!
To sleep, rest, or take a nap
I was catching z's during study hall.
by Jeff Carter January 17, 2005

Mug icon
Buy a catching z's mug!