A, a [ey]
Noun, plural A's or As, a's or as.
Also a definite article.
Meaning[]
- 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.
Idioms[]
- 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.