1
- a weapon consisting of a thin, straight stick with a sharp point, designed to be shot from a bow箭。
1.1
- a mark or sign resembling such a weapon, used to show direction or position箭头符号（用于表示方向或位置）：
we followed a series of arrows.
我们沿着一连串的箭头往前走。
no obj., with adverbial of direction
- move or appear to move swiftly and directly, like an arrow shot from a bow（如离弦之箭般地）快速移动：
lights arrowed down into the airport.
光束向下射入机场。
短语
arrow of time（或time's arrow）
- the direction of travel from past to future in time considered as a physical dimension时间流向。
派生词
arrowy
adjective词源
Old English arewe, arwe, from Old Norse.