n. 敞篷小客车, 流浪者

Roadster \Road"ster\, n.
1. (Naut.) A clumsy vessel that works its way from one
anchorage to another by means of the tides. --Ham. Nav.
Encyc.

2. A horse that is accustomed to traveling on the high road,
or is suitable for use on ordinary roads.

A sound, swift, well-fed hunter and roadster.
--Thackeray.

3. A bicycle or tricycle adapted for common roads rather than
for the racing track.

4. One who drives much; a coach driver. [Eng.]

5. A hunter who keeps to the roads instead of following the
hounds across country. [Eng. Slang.]