Anagrams of OP

• An operation.

• An amateur radio operator.

• An operator on IRC, who can moderate the chat channel, ban users, etc.

• Op art; a style of abstract art.

• Initialism of Overall Position.

• Initialism of online pharmacy.

• Initialism of opposite prompt; stage right,

• Initialism of original poster; the person who started a thread.

• Initialism of original post.

• Initialism of opening theme.

• A lookout or vantage point

• The credits shown at the beginning of a film, TV program, etc.

• Any ester of phosphoric acid or its derivatives, especially one used as an insecticide or herbicide.

• To promote (an IRC user) to an operator.