(idiomatic, often in the plural) A person who is not wholesome, honest, or trustworthy, especially one who has an adverse influence on others.

Used other than figuratively or idiomatically: see bad, boy. / A man whose rebellious nature makes him dangerous and/or attractive. / (slang) A male criminal.

(uncountable) An undesirable turn of events (such as an accident); misfortune.

Profanity.

(idiomatic, litotes) Pretty good, imperfect but more than OK.

The misrepresentation of one's own true motive.

Having bad manners; impolite.

Of or pertaining to bad temper; showing anger easily or customarily.

(Caribbean, Jamaica) suspicious, malicious or cynical

A stare that is superstitiously supposed to be harmful; the evil eye. / A threatening or disapproving glance.