Definition of air cover
- They had to land in enemy territory without any air cover.
: the mixture of invisible odorless tasteless gases (such as nitrogen and oxygen) that surrounds the earth
: a light breeze
: to expose to the air for drying, purifying, or refreshing : ventilate
: to expose to public view or bring to public notice
: to transmit by radio or television
: to guard from attack
: to have within the range of one's guns : command
: to hold within range of an aimed firearm
: something that protects, shelters, or guards: such as
: natural shelter for an animal
: a position or situation affording protection from enemy fire
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