Definition of mad

• n. - A slattern.
• n. - The name of a female fairy, esp. the queen of the fairies; and hence, sometimes, any fairy.
• - p. p. of Made.
• superl. - Disordered in intellect; crazy; insane.
• superl. - Excited beyond self-control or the restraint of reason; inflamed by violent or uncontrollable desire, passion, or appetite; as, to be mad with terror, lust, or hatred; mad against political reform.
• superl. - Proceeding from, or indicating, madness; expressing distraction; prompted by infatuation, fury, or extreme rashness.
• superl. - Extravagant; immoderate.
• superl. - Furious with rage, terror, or disease; -- said of the lower animals; as, a mad bull; esp., having hydrophobia; rabid; as, a mad dog.
• superl. - Angry; out of patience; vexed; as, to get mad at a person.
• superl. - Having impaired polarity; -- applied to a compass needle.
• v. t. - To make mad or furious; to madden.
• v. i. - To be mad; to go mad; to rave. See Madding.
• n. - An earthworm.