The Brief: "Blocka" or a "Blocker" is slang for a gun or gunshot.

DEEP DIVE
The term is often used in rap songs.
‘Cause it’s the time when my heart got shot down
Blocka, blocka, blocka-blocka, blocka –Kanye West, “Guilt Trip”
The Brief: "Blocka" or a "Blocker" is slang for a gun or gunshot.
The term is often used in rap songs.
‘Cause it’s the time when my heart got shot down
Blocka, blocka, blocka-blocka, blocka –Kanye West, “Guilt Trip”