Definitions
1.NounA person or organisation that operates a device, system, service, etc."The drone crashed because of operator error.; The new bus operator has promised to improve the frequency of rural services."
2.NounA telecommunications facilitator whose job is to connect or otherwise assist callers."To get an international line, you used to have to go through the operator.; I kept getting "number unobtainable", so I called the operator to find out what was going on."
3.NounA member of a military special operations unit.
4.NounA surgeon; one who performs medical operations.
5.NounThe game of Chinese whispers.
6.NounA person who is adept at making deals or getting results, especially one who uses questionable methods.
7.NounA function or other mapping that carries values defined on a domain into another value or set of values in a defined range.
8.NounThe administrator of a channel or network on IRC.
9.NounA symbol that represents a construct in a programming language and differs from a normal function in its syntax.
10.NounA kind of expression that enters into an a-bar movement dependency and is said to bind a variable."In the sentence "What did Bill say he wants to buy?", "what" is an operator, binding a phonetically empty variable."
11.NounA bus driver.
12.NounThe company that operates a mine; often the same one that owns the mine.
13.Noun(Should we delete this sense?) A thief or charlatan.
14.Noun(Should we delete this sense?) A major criminal.
15.Noun(Should we delete this sense?) Someone who is successful at pursuing women; a player.