Someone who monitors/watches the amount of food you eat .
Liz: *buys pizza and wings for friends* "We can at least get 3 slices"

Peter: *Eats 4 slices of pizza*
Cameron: *Watches friends eat* "Liz said 3 slices of pizza"
Peter: *Laughs* "Liz says, a lot of things"
Cameron: *fights over pizza*
Liz: "Why are you guys fighting for pizza, when we have 50 wings to eat" *gives Cameron the food stickler her slice of pizza*
by chickenp September 16, 2017
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A stickler is a person who sucks up to you to get what ever they want.
Person #1: damn that girls really sucks up to people

Person #2: yeah she’s a real stickler
by Voinvoin2.0 January 02, 2019
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.Why are you searching up STICKLER on Urban Dictionary? Well, whatever, I'll tell you.

It's someone who needs to do everything exactly as planned, just like you are right now, searching up "stickler".
"She's such a stickler, she needs to stop doing everything according to plan!"
by Ms. Pixels December 24, 2018
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