hard top
n.
1. A car that has a metal roof; a car that is not a convertible.
Every spring Mr. Jones sells his hard-top and buys a convertible.
2. or hardtop convertible A car with windows that can be completely lowered with no partitions left standing, and with a top that may or may not be lowered.
Mr. Brown's new car is a hardtop convertible.

[TahlilGaran] English Idioms Dictionary ▲