unicycle

noun

uni·​cy·​cle ˈyü-ni-ˌsī-kəl 

: a vehicle that has a single wheel and is usually propelled by pedals

unicyclist

ˈyü-ni-ˌsī-k(ə-)list 

noun

Illustration of unicycle

Examples of unicycle in a Sentence

Recent Examples on the Web

Outside the old red-brick Victorian mansion, framed by palm trees, two teenage boys zip around the car park on unicycles. — Julie Bourdin, NPR, 25 Oct. 2026

Prue barely even acknowledges the guy riding a unicycle past her local coffee shop while playing the bagpipes from under a Darth Vader mask. — David Ehrlich, IndieWire, 11 Oct. 2026

Lucas wanted to see a life-size replica of the all-terrain unicycle, so the museum made one, fanged and ferocious. — Amy Nicholson, Los Angeles Times, 8 Sep. 2026

Instead, rival parties united in dismissing his actions as a stunt, leaving his only opponent to be a garbage-can wearing comedian whose policies include forcing rule-breaking cyclists to ride unicycles. — Billy Stockwell, CNN Money, 9 July 2026

Word History

Etymology

uni- + -cycle (as in tricycle)

First Known Use

1869, in the meaning defined above

Rhymes for unicycle

• recycle
• cycle
• motorcycle

Kids Definition

unicycle

noun

uni·​cy·​cle ˈyü-ni-ˌsī-kəl 

: a vehicle having a single wheel and usually moved forward by pedals