[according to]{prep.} 1. So as to match or agree with; so as to be alike in. •/Many words are pronounced according to the spelling but some are not./ •/The boys were placed in three groups according to height./ 2. On the word or authority of. •/According to the Bible, Adam was the first man./

[according to one’s own lights]{adv. phr.} In accordance with one’s conscience or inclinations. •/Citizens should vote according to their own lights./

[account] See: CALL TO ACCOUNT, CHARGE ACCOUNT, LEAVE OUT OF ACCOUNT, ON ACCOUNT, ON ACCOUNT OF, ON ONE’S ACCOUNT, ON ONE’S OWN ACCOUNT, SAVINGS ACCOUNT, TAKE INTO ACCOUNT.

[ace] See: WITHIN AN ACE OF.

[ace in the hole]{n. phr.} 1. An ace given to a player face down so that other players in a card game cannot see it. •/When the cowboy bet all his money in the poker game he did not know that the gambler had an ace in the hole and would win it from him./ 2. {informal} Someone or something important that is kept as a surprise until the right time so as to bring victory or success. •/The football team has a new play that they are keeping as an ace in the hole for the big game./ •/The lawyer’s ace in the hole was a secret witness who saw the accident./ Compare: CARD UP ONE’S SLEEVE.

[Achilles' heel]{n. phr.}, {literary} A physical or psychological weakness named after the Greek hero Achilles who was invulnerable except for a spot on his heel. •/John’s Achilles' heel is his lack of talent with numbers and math./

[acid head]{n.}, {slang} A regular user of LSD on whom the hallucinogenic drug has left a visible effect. •/The reason John acts so funny is that he is a regular acid head./

[acid rock]{n.}, {slang} A characteristic kind of rock in which loudness and beat predominate over melody; especially such music as influenced by drug experiences. •/John is a regular acid rock freak./

[acorn] See: GREAT OAKS PROM LITTLE ACORNS GROW.

[acoustic perfume]{n.}, {slang} Sound for covering up unwanted noise, such as music over loudspeakers in a noisy construction area. •/Let’s get out of here — this acoustic perfume is too much for my ears./

[acquire a taste for]{v. phr.} To become fond of something; get to like something. •/Jack acquired a taste for ripe cheeses when he went to France./

[across the board]{adv. phr.} 1. So that equal amounts of money are bet on the same horse to win a race, to place second, or third. •/I bet $6 on the white horse across the board./ — Often used with hyphens as an adjective. •/I made an across-the-board bet on the white horse./ 2. {informal} Including everyone or all, so that all are included. •/Thе President wanted taxes lowered across the board./ — Often used with hyphens as an adjective. •/Thе workers at the store got an across-the-board pay raise./

[across the tracks] See: THE TRACKS.

[act] See: READ THE RIOT ACT.

[act high and mighty]{v. phr.} To wield power; act overbearingly; order others around; look down on others. •/Paul is an inexperienced teacher and he acts high and mighty with his students./

[actions speak louder than words] What you do shows your character better and is more important than what you say. — A proverb. •/John promised to help me, but he didn’t. Actions speak louder than words./ •/Joe is very quiet, but actions speak louder than words. He is the best player on the team./

[act of faith]{n. phr.} An act or a deed that shows unquestioning belief in someone or something. •/It was a real act of faith on Mary’s part to entrust her jewelry to her younger sister’s care./

[act of God]{n.} An occurrence (usually some sort of catastrophe) for which the people affected are not responsible; said of earthquakes, floods, etc. •/Hurricane Andrew destroyed many houses in Florida, but some types of insurance did not compensate the victims, claiming that the hurricane was an act of God./ See: FICKLE FINGER OF FATE.

[act one’s age] or [be one’s age]{v. phr.} To do the things that people expect someone of your age to do, not act as if you were much younger than you are. •/Mr. O’Brien was playing tag with the children at the party. Then Mrs. O’Brien said, "Henry! Act your age!" and he stopped./

[actor] See: BAD ACTOR.

[act out]{v.} 1. To show an idea, story, or happening by your looks, talk, and movements. •/He tried to act out a story that he had read./ 2. To put into action. •/All his life he tried to act out his beliefs./