Top definition
A slang term applied to one that's easily 😨 scared. A person who always thinks the worst in all situations.
Abby, "Wow! Look at that really dark cloud!"
Tanya, Oh, No we are going to have a tornado!!

Abby, (laughing) "Nah, you are just a Boo Monster!"
by Humptea March 01, 2017
Get the mug
Get a boo monster mug for your Aunt Nathalie.
Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
Get the merch
Get the jabbed neck gaiter and mug.