in/out of commission

in commission

1. In service; in functional operating order. After three weeks in the shop, my car is finally in commission again.
2. Of a Navy vessel, manned, armed, and in condition for active service. Also phrased as "into commission." The new capital ship went into commission this Friday after a ceremonial launch. The cruiser is the oldest vessel still in commission in the entire Navy's fleet.
See also: commission

out of commission

1. Of sea- or aircraft, not actively in use or service. After nearly 50 years, the aircraft carrier was put out of commission in 1992.
2. Not in working or serviceable condition; broken or nonfunctional. Sorry, the car is out of commission at the moment. Someone poured sugar into the gas tank. I'm going to be out of commission until my leg heals from this surgery.
See also: commission, of, out

out of commission

 
1. Lit. [for a ship] to be not currently in use or under command. This vessel will remain out of commission for another month. The ship has been out of commission since repairs began.
2. Fig. broken, unserviceable, or inoperable; not currently in use. My watch is out of commission and needs a new battery. I can't run in the marathon because my knees are out of commission.
See also: commission, of, out

in commission

see under out of commission.
See also: commission

out of commission

Not in working order, unable to function. For example, The drawbridge is out of commission so we'll have to take the tunnel. This idiom originally referred to a ship that was laid up for repairs or held in reserve. Similarly, the antonym, in commission, referred to a ship armed and ready for action. The latter term is also used in more general contexts today, as in My car's back in commission now, so we can drive to the theater. [Late 1800s]
See also: commission, of, out

in/out of comˈmission

available/not available to be used: Several of the airline’s planes are temporarily out of commission and undergoing safety checks.
See also: commission, of, out

in commission

1. In active service. Used of a ship.
2. In use or in usable condition.
See also: commission

out of commission

1. Not in active service. Used of a ship.
2. Not in use or working condition.
See also: commission, of, out