(proofreading) Abbreviation of italic.

(informal) Not participating in some trend or group. / (informal) Disoriented; not thinking clearly. / (informal) So intoxicated (from alcohol or drugs) that one is unaware of what is going on, stupefied

how much does it cost?

(typography) To put into italics. / (figuratively) To emphasize.

(management) A task; especially, regarding an agenda item discussed in a meeting that requires further activity or investigation in order to reach a conclusion, select an alternative, or implement a change.

Used other than figuratively or idiomatically: see get, it. / To understand something, to catch on.

Used to encourage someone, especially to indicate that someone is doing something well. / (colloquial) Do you understand? Have you heard? (after explaining or giving an order)

Used other than figuratively or idiomatically: see do, it. / (colloquial) To be appealing or suitable. / (slang, chiefly used in the past tense) To do something exceptionally foolish or unacceptable.

(idiomatic) To bother or unsettle a person; to put someone on edge.

(transitive, colloquial) To be very angry with; to have a grudge against; to intend revenge against.