teetotaler

n. one pledged to abstinence from alcoholic drinks.

Your mother was a teetotaler. Several times.
From now on, I'm a teetotaler. Want some blow?
So you're a teetotaler! That don't impress-a me much!
WHEEERRRREEE'S THE BOOOOOZE? What is this, a teetotalers' convention?!
Penn and Teller are teetotalers.
Grapefruit juice? Typical teetotaler.
You say teetotaler, I say poopypants.