(childish or endearing) a treat given to a dog, usually as a reward for good behavior

(medicine, often attributively) A treatment strategy, chiefly used in rheumatology, that defines a measurable treatment target (such as clinical remission or low disease activity) and involves tight control and treatment adjustments until the chosen target is achieved.

(dated) Alternative form of trick or treat.

(dated) Alternative form of trick-or-treating.

(sometimes figuratively or humorous) Rude, insensitive, or harmful behavior, especially when directed toward a female.

(idiomatic) To treat someone badly, especially with disrespect or contempt.

A woman will be more interested in a man if he is not kind to her.

(informal) Treating women badly heightens their romantic/sexual attraction toward you.

(countable, international law) A formal binding agreement concluded by subjects of international law, namely, states and international organizations; a convention, a pact.

(transitive) To get into (a specific situation) through a treaty. / (intransitive) To enter into a treaty.