a small car attached on one side to a motorcycle, usually for one passenger, the other side being supported by a single wheel
WordReference Random House Learner's Dictionary of American English © 2025
side•car /ˈsaɪdˌkɑr/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2025- Transporta one-passenger car attached to the side of a motorcycle.
- Winea cocktail of brandy, orange liqueur, and lemon juice.
side•car
(sīd′kär′),USA pronunciation n.
- Transporta small car attached on one side to a motorcycle and supported on the other side by a wheel of its own, used for a passenger, parcels, etc.
- Winea cocktail made with brandy, orange liqueur, and lemon juice.
- side1 + car1 1880–85
Collins Concise English Dictionary © HarperCollins Publishers::
'sidecar' also found in these entries (note: many are not synonyms or translations):