Meaning

2 senses
  1. A pitch thrown with the arm motion of a fastball, but which travels at a much slower velocity because it is released without the fingers adding power to the delivery.

    The pitcher had a devastating change-up.

  2. (broadly)An unexpected event.

    This RFQ is a real change-up.

More definitions
  • a baseball thrown with little velocity when the batter is expecting a fastball

Origin

Deverbal from change up.

Deverbal from change up.

Wiktionary, CC BY-SA 4.0 · source

Forms

plural: change-ups

Synonyms

4 synonyms
slower than expected baseball pitch:change of pace
Close in meaning

See also

neighbours in the dictionary
change-up — meaning, examples, forms, synonyms | Krumeto