To do or perform habitually or customarily; make a habit of: practices courtesy in social situations. To do or perform (something) repeatedly in order to acquire or polish a skill: practice a dance step. To give lessons or repeated instructions to; drill: practiced the students in handwriting. To work at, especially as a profession: practice law. To carry out in action; observe: practices a religion piously. Obsolete To plot (something evil). To do or perform something habitually or repeatedly. To do something repeatedly in order to acquire or polish a skill. To work at a profession. Archaic To intrigue or plot. A habitual or customary action or way of doing something: makes a practice of being punctual. Repeated performance of an activity in order to learn or perfect a skill: Practice will make you a good musician. A session of preparation or performance undertaken to acquire or polish a skill: goes to piano practice weekly; scheduled a soccer practice for Saturday. Archaic The skill so learned or perfected. The condition of being skilled through repeated exercise: out of practice. The act or process of doing something; performance or action: a theory that is difficult to put into practice. Exercise of an occupation or profession: the practice of law. The business of a professional person: an obstetrician with her own practice. A habitual or customary action or act. Often used in the plural: That company engages in questionable business practices. Facial tattooing is a standard practice among certain peoples. Law The methods of procedure used in a court of law. Archaic The act of tricking or scheming, especially with malicious intent. Archaic A trick, scheme, or intrigue.