0 a person who thinks that a particular type of behaviour is very important, and always follows it or tries to make other people follow it: --
He's a stickler for detail/accuracy/efficiency.
1 someone who believes in closely following rules or in maintaining a high standard of behavior: --
If two sticklers raise their sticks but one does not a back is still awarded.
He is a stickler for bureaucracy, but would prefer customers remain ignorant of any loopholes that would help secure an insurance claim.
An enthusiastically straight laced student who is a stickler for rules and order.
He was such a stickler for controlling his own material.
Salmon himself was a stickler for details, and this would become a fundamental part of the firms cultural fabric.
We are not sticklers for wording.
He is rather a stickler for etiquette.
I am not a stickler for consistency.