unconventional

adjective

un·​con·​ven·​tion·​al ˌən-kən-ˈven(t)-sh(ə-)nəl 

: not conventional : not bound by or in accordance with convention : being out of the ordinary

an unconventional outfit

an unconventional thinker

unconventionality

ˌən-kən-ˌven(t)-shə-ˈna-lə-tē 

noun

unconventionally adverb

Synonyms of unconventional

• dissident
• dissenting
• out-there

Examples of unconventional in a Sentence

Her lifestyle is rather unconventional.

the Shakers acquired their name because of their unconventional practice of dancing with shaking movements during worship

Recent Examples on the Web

In 2018, Princess Eugenie and Jack Brooksbank made the unconventional choice of a three-carat pink padparadscha sapphire, surrounded by a diamond halo. — Hadley Hall Meares, Vanity Fair, 6 July 2026

Your unconventional ideas land better when people can experience them instead of only hearing about them. — Tarot.com, Baltimore Sun, 5 July 2026

For policymakers, the question is not whether a treatment is familiar, unconventional, traditional or new. — John R. Gordon, Hartford Courant, 5 July 2026

While seemingly an unconventional choice, Sandler, Swift and Kelce have been in each other's orbit for several years. — Melissa Ruggieri, USA Today, 4 July 2026

Word History

First Known Use

1835, in the meaning defined above

Rhymes for unconventional

• interventional
• nonconventional
• nondimensional
• unintentional
• attentional
• conventional
• dimensional
• extensional
• intensional
• intentional
• multidimensional
• unidimensional

Kids Definition

unconventional

adjective

un·​con·​ven·​tion·​al ˌən-kən-ˈvench-nəl 

-ən-ᵊl

: not conventional : not bound by or in agreement with convention

unconventional behavior

unconventionality

-ˌven-chə-ˈnal-ət-ē 

noun

unconventionally

-ˈvench-nə-lē, 

-ən-ᵊl-ē

adverb