to wind or move in a spiral course; "the muscles and nerves of his fine drawn body were coiling for action"; "black smoke coiling up into the sky"; "the young people gyrated on the dance floor"
in conjunction with; combined; "our salaries put together couldn't pay for the damage"; "we couldn't pay for the damages with all our salaries put together"
in collaboration or cooperation; "this paper was written jointly"
moving from one place to another and back again; "he traveled back and forth between Los Angeles and New York"; "the treetops whipped to and fro in a frightening manner"; "the old man just sat on the porch and rocked back and forth all day"