Akademik

out of commission
NOT IN SERVICE, not in use, unserviceable; not working, inoperative, out of order; down.
commission

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not in service; not in working order
(of a person) unable to work or function normally, esp. through illness or injury

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out of commission
: not able to function properly

The elevator/doorbell was out of commission. [=broken, out of order]

— often used figuratively

He was out of commission [=unable to work, travel, etc.] for three days with the flu.

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Main Entry:commission

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in/out of comˈmission idiom
available/not available to be used

Several of the airline's planes are temporarily out of commission and undergoing safety checks.

Main entry:commissionidiom

Useful english dictionary. 2012.