Definitions
1.nounOne who operates.
2.nounA telecommunications facilitator whose job is to establish temporary network connections.
3.nounA function or other mapping that carries variables defined on a domain into another variable or set of variables in a defined range.
4.nounThe game of Chinese whispers.
5.nounA person who is adept at making deals or getting results, especially one who uses questionable methods.
6.nounA member of a military special operations unit.
7.nounThe administrator of a channel or network on IRC.
8.nounA symbol that represents a construct in a programming language and differs from a normal function in its syntax.
9.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."