loose

1 of 4

adjective

ˈlüs 

looser; loosest

1

a

: not rigidly fastened or securely attached

loose planks in a bridge

b(1)

: having worked partly free from attachments

a loose tooth

(2)

: having relative freedom of movement

c

: produced freely and accompanied by raising of mucus

a loose cough

d

: not tight-fitting

loose clothing

2

a

: free from a state of confinement, restraint, or obligation

a lion loose in the streets

spend loose funds wisely

b

: not brought together in a bundle, container, or binding

c

archaic : disconnected, detached

3

a

: not dense, close, or compact in structure or arrangement

loose soil

b

: not solid : watery

loose stools

4

a

: lacking in restraint or power of restraint

a loose tongue

b

: lacking moral restraint : unchaste

c

: overactive

specifically : marked by frequent voiding especially of watery stools

loose bowels

5

a

: not tightly drawn or stretched : slack

a loose belt

b

: being flexible or relaxed

stay loose

6

a

: lacking in precision, exactness, or care

loose brushwork

loose usage

b

: permitting freedom of interpretation

a loose construction of the Constitution

7

: not in the possession of either of two competing teams

a loose ball

a loose puck

looseness noun

loose

2 of 4

verb

ˈlüs 

loosed; loosing

transitive verb

1

a

: to let loose (see loose entry 1) : release

loosed the dogs on the prowlers

b

: to free from restraint

2

: to make loose : untie

loose a knot

3

: to cast loose : detach

… loosed the boat from its moorings …

—George Eliot

4

: to let fly : discharge

loosed a hail of bullets

5

: to make less rigid, tight, or strict : relax

loosed his grip

intransitive verb

: to let fly a missile (such as an arrow) : fire

loose

3 of 4

adverb

ˈlüs 

: in a loose manner (see loose entry 1) : loosely

looseness

4 of 4

noun

loose·​ness

-snə̇s

plural -es

: the quality or state of being loose

the looseness of the upper body clothing

—J. H. Shaw

looseness of the bowels

their speech may create the illusion of looseness but their behavior is straitlaced

—John Mason Brown

detect some vagueness and looseness in his thought

—H. J. Muller

Synonyms of loose

Adjective

• loosened
• slack

Verb

• fire
• shoot
• throw

Examples of loose in a Sentence

Adjective

Some of the shingles on the roof were loose.

The rope was tied in a loose knot.

The nails had been pried loose.

Some of the shingles had come loose.

The boat came loose from its moorings and floated out into the harbor.

The ball popped loose from the shortstop's glove.

loose reins on a horse

She was wearing a loose dress.

The dog was wandering loose in the streets.

Verb

The soldiers loosed a volley of rifle fire.

the archers loosed a great volley of arrows at the foot soldiers charging towards them

Recent Examples on the Web

Adjective

Berhalter tied it in the 49th minute by running on to a loose ball about 20 yards from the net for a vicious strike. — Greg Beacham, Chicago Tribune, 26 June 2026

Potential profits have encouraged traffickers to ship massive amounts of illicit drugs to both countries, often across the Pacific Ocean from South America via the Pacific Islands, a loose cluster of thousands of islands and atolls. — Hilary Whiteman, CNN Money, 26 June 2026

Verb

The ClearBell colony loosing ClearBells like snowflakes into the water. — Mandy-Suzanne Wong, Longreads, 5 Feb. 2026

Co-regulating your emotions alongside your toddler can help achieve a resolution to conflict without raising your voice or loosing your temper. — Sara Rowe Mount, Parents, 26 Jan. 2026

Adverb

Then Larry gets dropped in, and all hell breaks loose. — Maira Garcia, Los Angeles Times, 26 June 2026

The only thing that’s not authentic is Larry, then let that cause all hell to break loose. — Peter White, Deadline, 26 June 2026

Word History

Etymology

Adjective, Verb, and Adverb

Middle English lous, from Old Norse lauss; akin to Old High German lōs loose — more at -less

Noun

Middle English losenes, from loos, lous, lose loose + -nes -ness

First Known Use

Adjective

13th century, in the meaning defined at sense 1a

Verb

13th century, in the meaning defined at transitive sense 1a

Adverb

1591, in the meaning defined above

Phrases Containing loose

• all hell breaks loose
• at a loose end
• at loose ends
• break loose
• cut loose
• fast and loose
• got a screw loose
• hang loose
• have a loose screw
• have a screw loose
• let loose
• loose box
• loose cannon
• loose change
• loose end
• loose-jointed
• loose-leaf
• loose-limbed
• loose sentence
• loose smut
• loose tongue
• on the loose
• play fast and loose
• tear oneself loose/free
• tie up loose ends
• turn loose

Rhymes for loose

• coos
• cruce
• deuce
• douce
• duce
• goose
• hoose
• juice
• mousse
• noose
• nous
• sluice

Kids Definition

loose

1 of 2 adjective

ˈlüs 

looser; loosest

1

a

: not firmly fastened or securely attached

a loose tooth

b

: no longer attached

a boat loose from its moorings

c

: not tight-fitting

2

a

: not shut in, tied up, or held back

a lion loose in the streets

b

: not brought together in a bundle, container, or binding

loose sheets of pages

3

: not dense or compact

loose dirt

cloth of loose weave

4

: not respectable : immoral

loose conduct

5

: not tightly drawn or stretched : slack

6

: not exact or careful

a loose guess

loose adverb

loosely adverb

looseness noun

loose

2 of 2 verb

loosed; loosing

1

: loosen sense 1

2

: shoot entry 1 sense 1, fire

loose a volley

Medical Definition

loose

adjective

ˈlüs 

looser; loosest

1

a

: not rigidly fastened or securely attached

b(1)

: having worked partly free from attachments

a loose tooth

(2)

: having relative freedom of movement

c

: produced freely and accompanied by raising of mucus

a loose cough

2

a

: not dense, close, or compact in structure or arrangement

loose connective tissue

b

: not solid : watery

loose stools

3

: overactive

specifically : marked by frequent voiding especially of watery stools

loose bowels

4

: not tightly drawn or stretched

loose skin

loosely adverb

looseness noun