Definition of "Command" :

noun: availability for use

"The materials at the command of the potters grew."

noun: the power or authority to command

"An admiral in command."

noun: great skillfulness and knowledge of some subject or activity

"A good command of French."

noun: (computer science) a line of code written as part of a computer program

noun: an authoritative direction or instruction to do something

noun: a military unit or region under the control of a single officer

noun: a position of highest authority

"The corporation has just undergone a change in command."

verb: make someone do something

verb: be in command of

"The general commanded a huge army."

verb: demand as one's due

"This speaker commands a high fee."

verb: exercise authoritative control or power over

"Command the military forces."

verb: look down on