| Adj. | 1. | onward - moving toward a position ahead; "forward motion"; "the onward course of events"advancing - moving ahead or toward the front; "advancing armies" | |
| Adv. | 1. | onward - forward in time or order or degree; "from that time forth"; "from the sixth century onward" | |
| 2. | onward - in a forward direction; "go ahead"; "the train moved ahead slowly"; "the boat lurched ahead"; "moved onward into the forest"; "they went slowly forward in the mud" | |