tramline
Concise Oxford English Dictionary © 2008 Oxford University Press:
tramline/ˈtramlʌɪn/
▶noun (usu. tramlines)
- 1 rails for a tramcar.
- 2 informal a pair of parallel lines at the sides of a tennis court or at the side or back of a badminton court.
'tramline' also found in these Oxford entries:

