bomb bay

(in the fuselage of a bomber) the compartment in which bombs are carried and from which they are dropped.

Origin of bomb bay

First recorded in 1915–20

Even now the bomb-bay doors were opening, armed H-bombs hung above the planet, held in place only by their shackles.

Sense of Obligation |Henry Maxwell Dempsey (AKA Harry Harrison)
Half frozen with fear, he stood gaping at the bomb-bay opening down through which the flaming mail bag had just disappeared.

Dave Dawson at Truk |Robert Sydney Bowen
Supposing you hadn't gone back to work the guns, and looked into the bomb-bay?

Dave Dawson at Truk |Robert Sydney Bowen
Even now, the bomb-bay doors were opening; armed H-bombs hung above the planet, held in place only by their shackles.

Planet of the Damned |Harry Harrison

And he could see that the swirling smoke inside the bomb-bay was tinted by fire.

Dave Dawson at Truk |Robert Sydney Bowen