/'tɜ:npaɪk; `tɝn,paɪk/
n
1 (US) road for fast-moving traffic which drivers must pay to drive on （收费的）高速公路
*the New Jersey turnpike 新泽西州高速公路.
2 (Brit pike) (formerly) gate on a road that was opened when a traveller paid some money （旧时）（公路上的）收税栅门, 收税卡.

n[C]
[Date: 1700-1800; Origin: turnpike road (18-20 centuries), from turnpike 'turning post with sharp points fixed into it, used to control movement past it' (15-18 centuries), from turn + PIKE4]
AmE a large road for fast traffic that drivers have to pay to use
　the New Jersey Turnpike