Her grammar is fine—Ann is a stickler for grammar—and her anecdotes make sense in that they have a beginning, a middle and an end.
Maybe she's a cop who is a stickler for the rules because she's trying to impress the men upstairs.
But so long as he drew down his two-fifty a day and had plenty of fun doing it, Steve was no stickler for naked realism.
This fairy was a stickler for the correct use of every word.
Speak your own language correctly; at the same time do not be too great a stickler for formal correctness of phrases.
But, remember this, I'm under a general who's a stickler for the book, so be careful.
Mr. Dick was not a stickler for the nice arrangement of adjectives.
Elpaso was notoriously 54 a stickler for a square deal at cards.
The Chief Constable, although quite a decent fellow, is a stickler for routine.
Gerald was a stickler for correct Latin grammar; he is great on “howlers.”
1530s, "moderator, umpire," from stickle "mediate" (1520s), probably a frequentative of Middle English stihen "to arrange, place," from Old English stihan "to arrange order," which is cognate with Middle Dutch stichten, German stiften "to found, establish," probably from Proto-Germanic *stihtan "to place on a step or base," from PIE root *steigh- "to stride, step, rise" (see stair). Meaning "person who contends or insists stubbornly" is first recorded 1640s.