Word.ws English Dictionary

crackerjack

US/ˈkɹækɚd͡ʒæk/

crackerjack adjective: exceptionally fine or excellent; top-notch; high quality. Also the alternative form of cracker jack.

Adjective (1)

crackerjack (comparative more crackerjack, superlative most crackerjack)

  1. Exceptionally fine or excellent; top-notch; high quality.
    • Near-synonym: cracking
    Synonyms:
    cracking
  2. Expert, top-rated or high-performing.
    • Near-synonym: cracking
    Synonyms:
    cracking

Noun (1)

crackerjack (plural crackerjacks)

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

Adjective (2)

crackerjack (not comparable)

  1. (US, slang) Referring to clothing items (pants, jersey, collar) that constitute the traditional blue uniform of the enlisted men of the US Navy.

Noun (2)

crackerjack (countable and uncountable, plural crackerjacks)

  1. (US, in plural, slang) The traditional blue uniforms of the enlisted men of the US Navy.
  2. (US, slang) A U.S. Navy sailor.

Also used as

crackerjack is also the alternative form of cracker jack.

Synonyms of crackerjack

Forms of crackerjack

Adjective
comparativemore crackerjack
superlativemost crackerjack
alternative formcrackajack
alternative formcrack-a-jack
alternative formcracker-jack
alternative formcracker jack
Noun
pluralcrackerjacks

Origin of crackerjack

From crack (“highly skilled, excellent”) + -er + jack (“man”).

From the trademark Cracker Jack popcorn snack featuring a blue sailor-suited man on the box.

Questions about crackerjack

What does crackerjack mean?
Crackerjack means exceptionally fine or excellent; top-notch; high quality.
What part of speech is crackerjack?
Crackerjack can be an adjective or a noun.
How do you pronounce crackerjack?
Crackerjack is pronounced /ˈkɹækɚd͡ʒæk/ (US).

Words near crackerjack in the dictionary

  1. crackerbox
  2. crackerboxes
  3. crackerbread
  4. crackerbreads
  5. crackeriness
  6. crackerjack
  7. crackerjacks
  8. crackerless
  9. crackerlike
  10. crackermeal
  11. crackers

Source and license

Adapted from Wiktionary: crackerjack (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-crackerjack.ogg.

Cite this entry: “crackerjack.” Word.ws, https://word.ws/crackerjack. Based on Wiktionary, CC BY-SA 4.0.