unplanned

adjective

un·​planned ˌən-ˈpland 

: not expected or intended : not planned

an unplanned detour

an unplanned pregnancy

Synonyms of unplanned

• accidental
• unexpected

Examples of unplanned in a Sentence

an unplanned change in our itinerary—we got lost!

stumbled through a completely unplanned acceptance speech

Recent Examples on the Web

Sheriff’s officials cautioned, however, that even hikers taking that route needed to prepare for unexpected trouble, including injuries and unplanned overnight stays. — Darrell Smith, Miami Herald, 3 Sep. 2026

One production detail was unplanned, according to the distillery—apparently, the new make spirit for this release was stored in the cistern room for six days because of a holiday weekend, which is longer than usual. — Jonah Flicker, Robb Report, 2 Sep. 2026

Families may experience wealth erosion from factors beyond taxes, including unplanned care expenses, court costs, conflict, and confusion when important conversations and preparations are delayed. — Lyssanoel Frater, USA Today, 25 Aug. 2026

After the Opry rendezvous, Miller and Mascis headed over to Nashville hot spot the Vinyl Tap for an unplanned Neil Young tribute on the bar-slash-record shop’s small stage. — Selena Fragassi, SPIN, 24 Aug. 2026

Word History

First Known Use

1775, in the meaning defined above

Rhymes for unplanned

• ampersand
• beforehand
• behindhand
• bottomland
• contraband
• countermand
• dixieland
• fairyland
• fatherland
• firebrand
• hinterland
• motherland