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

[acquire a taste for] {v. phr.} To become fond of something; […]

[across the board] {adv. phr.} 1. So that equal amounts of […]

[across the tracks] See: [THE TRACKS].

[act] See: [READ THE RIOT ACT].

[act high and mighty] {v. phr.} To wield power; act overbearingly; […]

[act of faith] {n. phr.} An act or a deed that […]

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

[act one's age] or [be one's age] {v. phr.} To do […]

[act out] {v.} 1. To show an idea, story, or happening […]