Underground barrel Synonyms

Underground replaced

hidden barrel

Definitions for Underground

(adjective) undertaken or done so as to escape being observed or known by others
(adjective) being, situated, or operating beneath the surface of the earth
(noun) a secret organization in a conquered country fighting against enemy forces

UB abbreviation

UB is an abbreviation for Underground Barrel

What does UB stand for?

UB stands for "Underground Barrel"

Barrel replaced

underground race

underground tank

underground pipe

Definitions for Barrel

(noun) a considerable amount
(noun) a metal container in the shape of a cylinder
(noun) an enclosed wooden vessel for holding beverages