–noun,pluralA's or As, a's or as.

A Nasdaq stock symbol specifying that the stocks are Class "A" shares of the company.


the first letter of the English alphabet, a vowel.
any spoken sound represented by the letter A or a, as in bake, hat, father, or small.
something having the shape of an A.
a written or printed representation of the letter A or a.
a device, as a printer's type, for reproducing the letter A or a.
from A to Z, from beginning to end; thoroughly; completely: He knows the Bible from A to Z.
not know from A to B, to know nothing; be ignorant.


–indefinite article
not any particular or certain one of a class or group: a man; a chemical; a house.
a certain; a particular: one at a time; two of a kind; A Miss Johnson called.
another; one typically resembling: a Cicero in eloquence; a Jonah.
one (used before plural nouns that are preceded by a quantifier singular in form): a hundred men (compare hundreds of men); a dozen times (compare dozens of times).
indefinitely or nonspecifically (used with adjectives expressing number): a great many years; a few stars.
one (used before a noun expressing quantity): a yard of ribbon; a score of times.
any; a single: not a one.


ME; orig. preconsonantal phonetic var. of an1
A staff lay in the field.
by WordSource May 16, 2010

20 Words Related to a

Favorite interjection of The Fonz.
Richie: Fonzie, I think you should lay off the crack.
Fonz: A!
by Lucas December 20, 2004
The smallest bra size available besides a double A; first REAL bra size even though it is very small.
Yeah, I bet Brittney will be an A for the rest of her life, that skinny bitch.

Poor Ned, does he know she's only an A?
by sexychicken May 28, 2005
The first letter in the English alphabet.
You at 30 years old: What is the first letter in the English alphabet?
Me: A, you retard. You're 30 years old and you've wandered around in a drunken stupor for a few years on this god damn ranch. Do something with your life.

And that's the story of how George Bush became President.
by Beanchan May 02, 2005
Where one gets f'd.

First used on South Park
you just got f'd in the a!!
by dr_gonzo May 14, 2006
1) the first letter of the English alphabet
2) a sound that this letter represents
3) one; one sort of
4) each; any one
5) in or for each
6) in some schools, the highest grade, meaning "excellent" or "best"
7) in music, the sixth tone or note in the scale of C Major
8) abbreviation for assist: used in sports
1) "A B C D E F G H I J K L M N O P Q R S T U V W X Y Z" As you can see, A is the first letter of the Engish alphabet.
2) Sounds like "ay" or "ah"
3) I picked a rose.
4) A dog that bites should be tied up.
5) It costs fifty cents a box.
6) I got an A on my math test today!
7) Your A string is out of tune.
8) I got a few A's in today's basketball game.
by th3samiam September 09, 2006
A letter used in Swedish, Norwegian, Danish, Finnish (though limited to proper nouns), Walloon and Chamorro.
The letter is pronounced as an "o", like in the word "sauna".

When capitalized, the character is also used to denote the unit of length, Ångström. 1 m = 10^10 Å.
Åh my gåd, dååd. I'm så hårny right nåw.
by PoopyPoo June 03, 2005
The first letter in the english alphabet. Used before a noun to indicate a single type or example.
Not a drop to drink
Feather of a bird
by sexy uncle July 17, 2005

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