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"
more distant in especially degree; "nothing could be further from the truth"; "further from our expectations"; "farther from the truth"; "farther from our expectations"
to or at a greater extent or degree or a more advanced stage (`further' is used more often than `farther' in this abstract sense); "further complicated by uncertainty about the future"; "let's not discuss it further"; "nothing could be further from the truth"; "they are further along in their research than we expected"; "the application of the law was extended farther"; "he is going no farther in his studies"
in addition or furthermore; "if we further suppose"; "stated further that he would not cooperate with them"; "they are definitely coming; further, they should be here already"
a forceful forward rush or flow; "from the bow she stared at the mesmerising onrush of the sea where it split and foamed"; "the explosion interrupted the wild onrush of her thoughts"