really good, excellent, top notch, top banana, awesome
If someone was to give you a really nice gift, or you were given the day off work, or you received some good news, or you heard a really good song you'd say "that's proper jackson!"
by Ben Summers June 18, 2006
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something that nobody ever uses Proper Grammar is when you don’t use slang in sentences, or incorrect spelling.

if your writing something you shouldn’t say:
Hewoooo thx for reading hope youa enjoyed!
Instead: Hello, thanks for reading this hope you enjoyed!
that’s proper grammar.
Person: Why didn’t you come to school yesterday??
Person 2: cuz i was sicky sicky why did u ask meh?
Person: wha- use proper grammar.
by Enter Your Pseudonym Here April 20, 2022
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A form of agreeing, liking, and or saying something is cool. commonly used by waste brown people.
person 1: i just got a pack of cigarettes.

person 2: thats proper still.
by odd wolf 123 May 18, 2011
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