the GNU version of the Collaborative International Dictionary of English
n. A quality of bodies which corrodes or destroys others; also, a harsh or biting sharpness.
n. Sharpness or severity, as of language or temper; irritating bitterness of disposition or manners.
The Century Dictionary and Cyclopedia
n. Acridity; harshness or extreme bitterness of taste; pungency; corrosiveness.
n. Figuratively, sharpness or severity of temper; bitterness of expression proceeding from anger, ill nature, or petulance; virulence.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a rough and bitter manner
Word Usage
"A rise in paralysis and acrimony is not going to comfort a bond market waiting to see whether we can make difficult decisions on spending cuts and tax hikes."