from The Century Dictionary.
- So tight as to admit of no leakage: used to signify that a boiler is without a leak at any rivet, seam, or joint when tested under steam pressure.
Sorry, no etymologies found.
I'm having the whole cave tested with a leak-detector and sealed bottle-tight.
As the fleet blasted in tight formation for Kalonia III, Boskonian experts tested the Dauntless 'defenses thoroughly, and found them bottle-tight.
Even the war-vessels. of the Fleet, while on practice maneuvers outside the bottle-tight envelopes. surrounding the system, were so screened that no unauthorized communication could possibly be made.
But nothing more happened; the door remained closed, the cell stayed bottle-tight, and time wore slowly on.
The insulating space was evacuated and held its vacuum -- outer and inner shells were bottle-tight.
As the powerful toggles forced the heavy screw threads into engagement and drove the massive disk home into its bottle-tight, insulated seat, that grisly tip fell severed to the floor of the compartment and lay there, twitching and writhing with a loathsome and unearthly vigor.