- (usually followed by for) a person who makes insistent demands: a stickler for accuracy
- a problem or puzzle: the investigation proved to be a stickler
WordReference Random House Learner's Dictionary of American English © 2026
stick•ler /ˈstɪklɚ/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2026- one who insists on something being (done in) a certain way:a stickler for playing by the rules of the game.
- any difficult problem or riddle.
stick•ler
(stik′lər),USA pronunciation n.
- a person who insists on something unyieldingly (usually fol. by for):a stickler for ceremony.
- any puzzling or difficult problem.
- stickle + -er1 1530–40
- 1. fanatic, purist, perfectionist. 2. puzzle, riddle, mystery.
Collins Concise English Dictionary © HarperCollins Publishers::
stickler /ˈstɪklə/ n