py ‧ lon /ˈpaɪlən $ -lɑːn, -lən/ BrE AmE noun [countable]
[ Date: 1800-1900 ; Language: Greek ; Origin: 'gateway' , from pyle 'gate' ]
1 . a tall metal structure that supports wires carrying electricity
2 . American English one of a set of plastic ↑ cone s placed on a road to control traffic and protect people working there