What AA Means
- noun: a dry form of lava resembling clinkers
Definitions from Open English WordNet, CC BY 4.0.
What It Scores
AA is a valid word in the tournament list this site uses. Tile values only, before any premium square: 2 in Scrabble and 2 in Words With Friends. The letters break down as A1 A1.
Longer Words Containing AA
AA appears inside each of these, which is what makes it worth knowing as a hook.
Next: the Word Unscrambler for any letters at all, and the two and three letter lists. Full entry and definition at Merriam-Webster.