1. [adj]  (in negative statements) either every little or very great but unspecified; "can't stand any noise"; "could not endure chemotherapy for any length of time"
2. [adj]  one or some or every or all without specification; "give me any peaches you don't want"; "not any milk is left"; "any child would know that"; "pick any card"; "any day now"; "cars can be rented at almost any airport"; "at twilight or any other time"; "beyond any doubt"; "need any help we can get"; "give me whatever peaches you don't want"; "no milk whatsoever is left"

ANY(A) is a 6 letter word that starts with A.