Definitions
1.nounThe part of a loom that carries the woof back and forth between the warp threads.
2.nounThe sliding thread holder in a sewing machine, which carries the lower thread through a loop of the upper thread, to make a lock stitch.
3.nounA transport service (such as a bus or train) that goes back and forth between two places, sometimes more.
4.nounSuch a transport vehicle; a shuttle bus; a space shuttle.
5.nounAny other item that moves repeatedly back and forth between two positions, possibly transporting something else with it between those points (such as, in chemistry, a molecular shuttle).
6.nounA shuttlecock.
7.nounA shutter, as for a channel for molten metal.
8.verbTo go back and forth between two places.
9.verbTo transport by shuttle or by means of a shuttle service.