Definitions by StevieEdge

Hollablockas 

When a person has their headphones, earbuds, bluetooth, or other outside noise blocking device in their ears that prevents them from being hollered at. You can't holla at someone if they cant hear you.

Yo, holla at that girl on the corner there! Nah man she has her hollablockas in.

Hollablockas by StevieEdge January 8, 2012