runabout

[ruhn-uh-bout] /ˈrʌn əˌbaʊt/
noun
1.
a small, light automobile or other vehicle, usually with an open top; roadster.
2.
a small pleasure motorboat.
3.
a person who roves around from place to place or group to group.
Origin
1540-50; noun use of verb phrase run about
British Dictionary definitions for runabout

runabout

/ˈrʌnəˌbaʊt/
noun
1.
a small car, esp one for use in a town
2.
a light aircraft
3.
a light motorboat
4.
a person who moves about constantly or busily
verb
5.
(intransitive, adverb) to move busily from place to place
Word Origin and History for runabout
n.

1540s, in reference to persons, from run (v.) + about (adv.). From 1890 as a small, light type of carriage; later extended to motor cars.