A surname.

plural of jack-a-dandy

A terrier of a small Scottish breed with long body, short legs, and a distinctive "topknot" of hair on the head.

plural of jim-dandy

plural of Dandie Dinmont

(chiefly US, colloquial) Excellent, outstanding.

(chiefly US, colloquial) Something that is a very superior example of its kind of thing.

Alternative form of handy dandy

(obsolete) A children's game in which one child guesses in which closed hand the other holds some small object, winning the object if right and forfeiting an equivalent if wrong.

(informal) Handy; helpful or useful, as due to some clever trick or design.