Definitions

1. noun

A person or thing that is excellent or first-rate.

“He’s a crackerjack at fixing old cars.”

2. noun

A type of snack food consisting of a crunchy, salty treat.

“The kids loved munching on the crackerjack during the movie.”

3. adjective

Exceptionally good or first-rate.

“The new restaurant is a crackerjack place to eat.”