Verb
move in one direction and then into the opposite direction
Source: WordNetChildren do live in fantasy and reality; they move back and forth very easily in a way we no longer remember how to do. Maurice Sendak
I want the kind of career where I can move back and forth. Nathan Lane
When I wrote The Interestings, I wanted to let time unspool, to give the book the feeling of time passing. I had to allow myself the freedom to move back and forth in time freely, and to trust that readers would accept this. Meg Wolitzer