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

Construction was completed in 2014, but the bridge remained unused for years because connecting roads and border facilities on the North Korean side were unfinished. — Gage Goulding, CNN Money, 15 Oct. 2026

Delete an unused import, flag, branch, endpoint or dependency, or eliminate a comment, test or workaround that no longer reflects reality. — Expert Panel®, Forbes.com, 13 Oct. 2026

Researchers at the University of California, Los Angeles, have built a compact walking robot called ‘PhoneBot’ using old, unused Android phones. — Muskanbhatia, Interesting Engineering, 13 Oct. 2026

In the kitchen area, floor tiles were cracked and an unused pipe hole is uncovered. — Arkansas Online, 12 Oct. 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