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A phrase parents use against there children, who were a lot more fabulous and fun than they were
*Carlie comes home 2 minutes past curfew*
-"How unacceptable, grow up"
by RihannaNavy23 May 14, 2016
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2
Something you would say to most users in Urban Dictionary
Most definitions posted by users on UD are dirty, sexy, pervy. Grow up
by Suklaa November 10, 2019
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3
Slang term, means someone needs to change their behavior as they are acting childish.
by RogueUser May 23, 2020
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4
That thing you've got a whole lot of to do.
Me: grow up
You: πŸ™„
by LiberalDestroyer007 November 16, 2018
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5
Grow up is phrase said to people who are acting like a bit of a chump and need to act their bloomin' age.
"Ha, ha! Look at me - "

"Grow up! You juvenile bastard!"
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7
Means that people think that you are pathetic and you need to grow up otherwise ur just gonna get bullied even more and they will keep nugding you !
Bully: Omg ur so lame grow up !!
Person:no why don’t you

*boom* the person gets Beaton up
by Xxxmegs.bxxX December 10, 2019
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