unbound

adjective

un·​bound ˌən-ˈbau̇nd 

: not bound: such as

a(1)

: not fastened

(2)

: not confined

b

: not having the leaves fastened together

an unbound book

c

: not bound together with other issues

unbound periodicals

d

: not held in chemical or physical combination

Synonyms

• footloose
• free
• loose
• unconfined
• unrestrained

Examples of unbound in a Sentence

He dresses however he likes and feels unbound by convention.

a test to determine the amount of unbound iron in the blood

Recent Examples on the Web

One of the scarier parts of the last few weeks has been this idea that Trump has become totally unbound, even from the few things that kept him on the rails in the first term, such as public opinion and the stock market. —Carlo Versano, MSNBC Newsweek, 13 May 2025

Trump's attack on birthright citizenship is just one example of a larger, horrifying pattern—a presidency unbound by precedent, marked by an abuse of authority, motivated by division, and willing to trample individual rights for political gain. —Tom Rogers, MSNBC Newsweek, 29 Apr. 2025

Americans believe in fairness and compassion and Trump has been the opposite in his unbound eagerness to round up people. —New York Daily News Editorial Board, New York Daily News, 25 Apr. 2025

Unlike regular magazines, Billboard Artist is a large-format, unbound conceptual edition where each page feels like a collectible poster. —Billboard Korea, Billboard, 18 Mar. 2025

Word History

First Known Use

before the 12th century, in the meaning defined above

Rhymes for unbound

• abound
• aground
• around
• astound
• background
• campground
• clothbound
• confound
• earthbound
• eastbound
• expound
• fairground

Kids Definition

unbound

adjective

un·​bound ˌən-ˈbau̇nd 

1

a

: not fastened or tied up

unbound hair

b

: not kept within bounds

unbound spirit

2

: not having a binding

an unbound book