noun
(countable) Any activity designed to develop or hone a skill or ability.
(countable, uncountable) Activity intended to improve physical, or sometimes mental, strength and fitness.
A setting in action or practicing; employment in the proper mode of activity; exertion; application; use.
The performance of an office, ceremony, or duty.
(obsolete) That which gives practice; a trial; a test.
verb
To exert for the sake of training or improvement; to practice in order to develop.
(intransitive) To perform physical activity for health or training.
(transitive) To use (a right, an option, etc.); to put into practice.
(now often passive voice) To occupy the attention and effort of; to task; to tax, especially in a painful or vexatious manner; harass; to vex; to worry or make anxious.
(obsolete) To set in action; to cause to act, move, or make exertion; to give employment to.