Top Definition
–noun, plural -ninjas.
a person who sneaks into restaurant, retail store, or quick mart for the soul reason of using the restroom and doesn't make a purchase.
Manager: Did that gentleman buy anything?
Cashier: No, he was just a bathroom ninja.
by lookslikelolita August 01, 2008
1 more definition
6 Words related to bathroom ninja
A person who occupies a bathroom stall and refuses to make any BM noises until the entire bathroom has been vacated. Occasionally, a bathroom ninja will even go so far as to stand on the toilet seat to avoid detection by other bathroom-goers.
Jacob hid in the shadows cast by the stall walls like a bathroom ninja until the final shitter had left the restroom.
by timr21 August 15, 2014

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×