[acoustic perfume] {n.}, {slang} Sound for covering up unwanted noise, such […]

[act of God] {n.} An occurrence (usually some sort of catastrophe) […]

[Agent Orange] {n.} A herbicide used as a defoliant during the […]

[air shuttle] {n.}, {informal} Air service for regular commuters operating between […]

[airquake] {n.} An explosive noise of undetermined origin usually heard in […]

[all-out effort] {n.} A great and thorough effort at solving a […]

[all-out war] {n.} Total war including civilian casualties as opposed to […]

[alley cat] {n.}, {slang} 1. A stray cat. 2. A person […]

[alpha wave] {n.} A brain wave, 8-12 cycles per second, associated […]

[ambulance chaser] {n.} An attorney who specializes in representing victims of […]