Vowels

[Sarah]

the letters a, e, i, o, u, and occationally y.

[Raeanne Dimick]

The vowel-like sounds that a person makes during sex to express their pleasure. Some examples:

ah
oh
uuuu
uh
eeee
eh

[Sonia]

slang term for ectasy

[Jason Yan]

A poker term for having a pair of Aces, usually a pocket pair. All other letters on cards are consonants (K for King, Q for Queen and J for Jack) but the A for Ace is the only vowel.
It is the best pre-flop hand in Texas Holdem.
Ace/Ace is also referred to as pocket rockets, weapons of mass destruction, American Airlines, and bullets.