ullage
n.
amount by which a container is short of being full; quantity of alcoholic beverage remaining in a container which has been partially emptied
Ullage
ullage
Noun
1. the amount that a container (as a wine bottle or tank) lacks of being full
(hypernym) indefinite quantity
Ullage
(n.)
The amount which a vessel, as a cask, of liquor lacks of being full; wantage; deficiency.
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter.
About
Ullage
the amount by which a bottle, box, packet, etc (of soft drink, breakfast cereal, potato chips, or the like) falls short of being full.