public transport that consists of a bus or train or airplane that plies back and forth between two points(noun.artifact)
source: wordnet30
bobbin that passes the weft thread between the warp threads(noun.artifact)
source: wordnet30
An instrument used in weaving for passing or shooting the thread of the woof from one side of the cloth to the other between the threads of the warp.(noun)
source: webster1913
verb (v)
travel back and forth between two points(verb.motion)
source: wordnet30
To move backwards and forwards, like a shuttle.(verb)