Crackerjack

adj. capable, energetic playful

What it means

Exceptionally skillful, effective, or excellent.

Reach for it when giving lively informal praise to a person, team, or piece of work

A crackerjack mechanic returned the delivery van before the morning route.

Words to choose between 6

By register, from playful at the top to literary at the bottom. Tap a word to see when it fits.
playful
  • Crackerjack (this word)
  • ace
everyday
professional
formal
literary
  • playful

    ace

    Fits when short informal praise suits a skilled person

    Careful Ace is breezy, region-dependent, and may be unclear as an adjective.

  • everyday

    top-notch

    Fits when strong colloquial praise fits work or service

    Careful Top-notch is generic enthusiasm and can sound promotional.

  • professional

    excellent

    Fits when high quality should be stated without slang

    Careful Excellent is broad and lacks crackerjack's emphasis on energetic competence.

  • professional

    expert

    Fits when developed knowledge or skill is the precise claim

    Careful Expert is a status claim and does not describe an excellent object or result.

  • formal

    first-rate

    Fits when the subject belongs in the highest quality tier

    Careful First-rate can sound dated and needs evidence for a ranking claim.

  • literary

    superb

    Fits when unusually high quality deserves elevated praise

    Careful Superb emphasizes quality, not quick practical effectiveness.

Opposites 3

  • inept
  • mediocre
  • second-rate

Common phrases 3

  • crackerjack team

    A crackerjack team traced the leak without closing the whole building.

  • crackerjack job

    The apprentice did a crackerjack job matching the old joint.

  • crackerjack mechanic

    The crackerjack mechanic documented every reused part.

Usage notes

Keep in mind

Crackerjack is informal, chiefly North American, and somewhat old-fashioned.

Definitions and examples are written for this site. How words are chosen Recording: Commander Keane, Australian accent, from Wikimedia Commons, CC BY-SA 4.0 Updated