1. (v. i.) To give utterance to expression of grief, pain, censure, regret. etc.; to lament; to murmur; to find fault; -- commonly used with of. Also, to creak or squeak, as a timber or wheel.

2. (v. i.) To make a formal accusation; to make a charge.

3. (v. t.) To lament; to bewail.

accuse ail air a grievance allege arraign article be affected with beef bellyache bemoan bitch boggle book boycott bring accusation bring charges bring to book call in question carp at challenge charge cite clamor complain loudly complain of confront contend with crab croak cry cry out against demonstrate demonstrate against demur denounce denunciate dispute dissent enter a protest expostulate face down face out face up to fasten on fasten upon feel ill find fault finger fret fret and fume front fuss gripe groan grouch grouse growl grumble grunt hang something on holler howl impeach imply impute indict inform against inform on insinuate kick kick against labor under lament lay charges lodge a complaint lodge a plaint make a stand march meet head-on moan murmur mutter nag object offer resistance oppose pester picket pin on prefer charges press charges press objections protest put on report raise a howl rally recalcitrate register a complaint reluct remonstrate repine report reproach revolt scruple show fight sing the blues sit in squawk stand stand at bay stand up against stand up to state a grievance strike strive against suffer take on take to task task taunt with tax teach in twit wail whimper whine withstand worry yap yell bloody murder yelp