"to come up to, to catch in pursuit," early 13c., from over- + take (v.). According to OED, originally "the running down and catching of a fugitive or beast of chase"; it finds the sense of over- in this word "not so clear." Related: Overtaken; overtaking. Old English had oferniman "to take away, carry off, seize, ravish."[overtake etymology, overtake origin, 英语词源]