Word.ws English Dictionary

sidecar

/ˈsaɪdkɑɹ/

sidecar noun: a one-wheeled attachment to the side of a motorcycle to allow for a separate seat for a passenger or cargo space.

sidecar: a one-wheeled attachment to the side of a motorcycle to allow for a separate seat for a passenger...
Image: Sinikka Halme, CC BY-SA 4.0, via Wikimedia Commons

Noun

sidecar (plural sidecars)

  1. A one-wheeled attachment to the side of a motorcycle to allow for a separate seat for a passenger or cargo space.
  2. A cocktail made with cognac (or brandy), triple sec liqueur, and lemon juice.
    • Faux 19th-century bartenders in sleeve garters and baroque facial hair ply their trade in pre-Prohibition bars. Women wearing cloche hats order sidecars at speakeasies.2011 October 3, Wayne Curtis, “From Tiki to Tacky—and Back”, in The Atlantic
  3. A software component that runs in a separate process from the rest of the software, to provide isolation and encapsulation.
    • Using generic sidecars for multiple microservices may introduce functionality overhead.Ali Heydarimoghaddam, Microservices Design Patterns (page 83)

Forms of sidecar

pluralsidecars

Plural of sidecar: sidecars

Origin of sidecar

From side + car.

Words formed from sidecar

Phrases with sidecar

Questions about sidecar

What does sidecar mean?
Sidecar means a one-wheeled attachment to the side of a motorcycle to allow for a separate seat for a passenger or cargo space.
What part of speech is sidecar?
Sidecar is a noun.
How do you pronounce sidecar?
Sidecar is pronounced /ˈsaɪdkɑɹ/.
What is the plural of sidecar?
The plural of sidecar is sidecars.

Words near sidecar in the dictionary

  1. sideburn
  2. sideburned
  3. sideburns
  4. sidecap
  5. sidecaps
  6. sidecar
  7. sidecar file
  8. sidecar files
  9. sidecarcross
  10. sidecarist
  11. sidecarists

Source and license

Adapted from Wiktionary: sidecar (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-sidecar.wav, LL-Q1860 (eng)-Vealhurl-sidecar.wav.

Cite this entry: “sidecar.” Word.ws, https://word.ws/sidecar. Based on Wiktionary, CC BY-SA 4.0.