"crazy, silly," 1920, slang, of unknown origin, perhaps connected to potter (v.). Earlier slang senses were "easy to manage" (1899) and "feeble, petty" (1860).
potty
1942, child's word for "chamber pot," from pot (1). Potty-training is attested from 1958. Potty-mouth "one who uses obscene language" is student slang from 1968.
n. a small toilet. (Usually juvenile.) : Mommy, I've got to go to the potty.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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Example sentences
There were no potty breaks, no intermission, nothing.
Everybody make sure you use the potty and don't forget to pocket extra cash before you leave the house.
Absolutely not a chance in heck with all the necessary potty breaks.
And, thank the heavens, it's been years since anyone had a potty accident on my carpet.
She arrived, potty trained at eight weeks, and has never had an accident in the house.
He was fully potty trained and had a full vocabulary.
Include diapers and wipes if he still is potty training.
They weren't the only ones thrilled with the port-a-potty conditions.
The inmate supervisor shall check the port-a-potty after it has been serviced.