a civilian having special duties during an air-raid alert, as directing people to air-raid shelters.
a member of a civil defence organization responsible for enforcing regulations, etc, during an air attack
- Air resistance
noun the opposition of the atmosphere to forward movement; also called aerodynamic drag Historical Examples On the other hand, the large wheel is heavier, and suffers more from air resistance than the small wheel. Scientific American Supplement, No. 447, July 26, 1884 Various This element of air resistance must be taken into consideration in determining […]
- Air rifle
an air gun with rifled bore. Contemporary Examples In an Ohio Wal-Mart, John Crawford III was strolling around the store and had picked up an air rifle that was for sale there. When Police Violence Gets Personal Gene Robinson October 4, 2014 Historical Examples The clown was dressed in equatorial hunting garb and carried an […]
- Air right
a right of way in the air space above a property owner’s land and the immovable property on it, subject to the public right of air navigation above the property at a legally prescribed altitude. such a right sold or leased for use or occupation, especially on a support elevated above an immovable property, as […]
- Air root
air root air root See pneumatophore.