knuckler
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
A knuckleball.
Register: slang
Where it’s used:
Used
American English
Examples
Fowler flung a stiff-wrist knuckler that hung in the air without spin before it took a sudden dip, but Roy scooped it up with the stick and lifted it twenty rows up into the center field stands.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “knuckler” mean?
A knuckleball.
Is “knuckler” formal or informal?
knuckler is generally slang.