The definition of a priss is a spoiled or uptight person who thinks they are too good for everyone or everything.
An example of a priss is a girl who wears a party dress to a picnic and who refuses to get dirty.
To act or move about in a prissy way or manner.
One who is prissy.
A prissy person.
Origin of priss
- Back-formation from prissy (analyzed as priss + -y (“(manner)")), noun attested 1923.