Word Origin & History
late 14c., probably of Celtic origin (cf. Gael. lub "bend," Ir. lubiam), influenced by O.N. hlaup "a leap, run." In ref. to magnetic recording tape or film, first recorded 1931. Computer programming sense first attested 1947. The verb meaning "to form a loop" is first recorded 1856. Looped "drunk" is
from 1934. To loop the loop (1902) originally was a stunt of bicycle-riding.