Definitions by BanHammer72

Declan 

A mouthy lippy punk. Often found at a vape shop or a taco bell. A person who doesn't know when to keep their mouth shut. One who feels empowered online but cowers when confronted in person.

Did you see what that dude said to me online? Just ignore him, He is a such a Declan.

Declan by BanHammer72 May 3, 2019