Definition of on someone's command
- The dog will only attack on my command.
: some person : somebody
: to direct authoritatively : order
: to exercise a dominating influence over : have command of: such as
: to have at one's immediate disposal
: an order given
: a signal that actuates a device (such as a control mechanism in a spacecraft or one step in a computer)
: the activation of a device by means of such a signal
: done on command or request
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