Practice  —n. 1 habitual action or performance. 2 a repeated activity undertaken in order to improve a skill. B session of this. 3 action as opposed to theory. 4 the work, business, or place of business of a doctor, lawyer, etc. (has a practice in town). 5 procedure, esp. Of a specified kind (bad practice). —v. Us var. Of *practise.  in practice 1 when actually applied; in reality. 2 skilful from recent practice. Out of practice lacking a former skill from lack of practice. [from *practise]