Crackerjack

1. An exceptionally fine or excellent thing or person.
2. An expert or top-rated individual (e.g., a marksman).

1. Exceptionally fine or excellent; top-notch; high quality.
2. Expert, top-rated or high-performing.

1. (in the plural) The traditional blue uniforms of the enlisted men of the US Navy.
2. A U.S. Navy sailor.
3. Popcorn candied in molasses-flavored caramel and peanuts.

adjective

Referring to clothing items (pants, jersey, collar) that constitute the traditional blue uniform of the enlisted men of the US Navy, following the sailor uniform worn by Sailor Jack on boxes of Cracker Jack snacks.