A barcode: a set of machine-readable lines of varying width placed on products to represent pricing or other such data.

(baseball) away from the batter / outside track

take-out, take away (restaurant or meal)

ZIP code (US postal code)

chord progression

(LGBT) coming out of the closet

(LGBT, intransitive) to come out of the closet / (LGBT, transitive) to announce, as when coming out of the closet / (transitive) to reveal something secret about oneself

(computing) kuten code, the 4-digit codepoint of a character according to its location in JIS encodings

(computing) character encoding

(photography, cinematography) exiting the frame of a shot