acid (n.)

  1. any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt

  2. street name for lysergic acid diethylamide

    [ Syn: back breaker , battery-acid , dose , dot , elvis , loony toons , lucy in the sky with diamonds , pane , superman , window pane , zen ]

    acid (adj.)

  1. harsh or corrosive in tone; an acerbic tone piercing otherwise flowery prose; a barrage of acid comments; her acrid remarks make her many enemies; bitter words; blistering criticism; caustic jokes about political assassination, talk-show hosts and medical ethics; a sulfurous denunciation; a vitriolic critique

    [ Syn: acerb , acerbic , acrid , bitter , blistering , caustic , sulfurous , sulphurous , virulent , vitriolic ]

  2. being sour to the taste

    [ Syn: acidic , acidulent , acidulous ]

  3. having the characteristics of an acid; an acid reaction'

The dictionary is based on the WordNet Electronic Lexical Database.
WordNet 3.0 Copyright 2011 by Princeton University. All rights reserved.