unused

adjective

un·​used ˌən-ˈyüzd 

in the phrase "unused to" usually -ˈyüs(t)

1

: not habituated : unaccustomed

unused to crowds

2

: not used: such as

a

: fresh, new

set an unused canvas on the easel

b

: not put to use : idle

unused land

c

: not consumed : accrued

unused sick leave

Synonyms of unused

• unadjusted
• unadapted
• unaccustomed

Examples of unused in a Sentence

The library has been unused for 10 years.

I have four days of unused vacation time left.

Recent Examples on the Web

Meanwhile, the unused reservation may prevent another family from entering. — Jeffrey T. Donner, The Orlando Sentinel, 9 Aug. 2026

To prove the unused car stays that way, participants will be using GoCarma’s smartphone app to keep track of odometer readings. — Steve Scauzillo, Daily News, 7 Aug. 2026

If your hotel, campsite or rental is evacuated by local authorities, French law treats it as force majeure and the provider is generally required to refund the unused portion of the stay. — Christopher Elliott, Forbes.com, 7 Aug. 2026

According to 1736 Family Crisis Center, the compensation spike reflected decades of unused vacation that accumulated because Adelkoff rarely took time off from work while overseeing a growing network of shelters and crisis services in California. — Barnini Chakraborty, The Washington Examiner, 6 Aug. 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing unused

• unused to

Rhymes for unused

• disabused
• overused
• underused
• unexcused
• abused
• accused
• amused
• bemused
• confused
• contused
• defused
• diffused

Kids Definition

unused

adjective

un·​used ˌən-ˈyüzd 

ˈən-

in the phrase "

unused to "

usually -ˈyüs(t)

1

: not accustomed

unused to crowds

2

a

: not having been used before

an unused paintbrush

b

: not being in use : idle

c

: available for future use

unused vacation time