The American Heritage® Dictionary of the English Language, 4th Edition
verb-intransitive. To give vent to angry disapproval; protest vehemently.
the GNU version of the Collaborative International Dictionary of English
verb-intransitive. To declaim or rail (against some person or thing); to utter censorious and bitter language; to attack with harsh criticism or reproach, either spoken or written; to use invectives; -- with against.
The Century Dictionary and Cyclopedia
To make a verbal attack; utter or write vehement denunciation or rebuke; exclaim or rail against persons or things; rail: with against, formerly with at or on.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. speak against in an impassioned manner
v. complain bitterly
Word Usage
"It would be hard for politicians to inveigh against rate increases approved by their own proxies on the board."