dropout >> /ˈdrɑpˌaʊt/
Definition: [noun] A person who has abandoned a course of study or who has rejected conventional society to pursue an alternative lifestyle.
Example: a college dropout
Definition: [noun] A momentary loss of recorded audio signal or an error in reading data on a magnetic tape or disk, usually due to a flaw in the coating.
Example: The red line in the graphs represents the amount of latency beyond which audio dropouts are perceptible to humans.
Definition: [noun] A U-shaped slot at the end of a fork on a bicycle, made to receive the axle and enabling the wheel to be changed rapidly.
Example: Now the Nader hooks (wheel retention devices) built into suspension fork dropouts are designed to stop the head of the skewer from coming out without being unscrewed a number of turns.