n.
1.an authoritative direction or instruction to do something
2.a military unit or region under the control of a single officer
3.the power or authority to command
4.availability for use
5.a position of highest authority
6.great skillfulness and knowledge of some subject or activity
7.(computer science) a line of code written as part of a computer program command v.
1.be in command of
2.make someone do something
3.demand as one's due
4.look down on
5.exercise authoritative control or power over
Idiom of the Day
stumbling block
something that prevents or obstructs progress
The salary issue was a stumbling block in the negotiations between the company and the union.