A rank, normally the highest rank, on any of various scales that assign letters. / (education) The highest letter grade assigned (disregarding plusses and minuses).

Ace. (including in card games) / Acre. / Adult; as used in film rating. / Ammeter. / (physics) Angstrom. / Answer. / (sports) An assist. / (sexuality) Asexual. / (UK, London) Arsehole. / (weaponry) Atom.

The ordinal number first, derived from this letter of the English alphabet, called a and written in the Latin script.

The first letter of the English alphabet, called a and written in the Latin script.

(weaponry) Atom; atomic.

Having a silhouette that replicates the letter A by flaring out from the top, like a funnel, narrow and fitted at the neck and shoulders, skimming the hips and widening toward the bottom, with little or no shaping or seaming at the waist.

Any article of clothing with a narrow mid-section and a flared bottom.

Synonym of once in a while

Alternative form of pride comes before a fall

Alternative form of in two shakes