lax

1 of 2

adjective

ˈlaks 

1

a

of the bowels : loose, open

b

: having loose bowels

2

: deficient in firmness : not stringent

lax control

a lax foreman

security has been lax

3

a

: not tense, firm, or rigid : slack

a lax rope

b

: having an open or loose texture

a lax soil

c

: having the constituents spread apart

a lax flower cluster

4

: articulated with the muscles involved in a relatively relaxed state (such as the vowel \i\ in contrast with the vowel \ē\)

laxation

lak-ˈsā-shən 

noun

laxly

ˈlaks-lē 

adverb

laxness noun

lax

2 of 2

noun

: lacrosse

Synonyms

Adjective

• careless
• derelict
• disregardful
• lazy
• neglectful
• neglecting
• negligent
• remiss
• slack

Choose the Right Synonym for lax

negligent, neglectful, lax, slack, remiss mean culpably careless or indicative of such carelessness.

negligent implies inattention to one's duty or business.

negligent about writing a note of thanks

neglectful adds a more disapproving implication of laziness or deliberate inattention.

a society callously neglectful of the poor

lax implies a blameworthy lack of strictness, severity, or precision.

a reporter lax about accurate quotation

slack implies want of due or necessary diligence or care.

slack workmanship

remiss implies blameworthy carelessness shown in slackness, forgetfulness, or neglect.

had been remiss in their familial duties

Examples of lax in a Sentence

Adjective

The university has been lax about enforcing these rules.

lax parents who let their kids stay out as late as they want

Recent Examples on the Web

Adjective

In 2018, Pearson’s lax security practices led to one of the largest student data breaches in history, involving probably millions of students, including many in New York. —Kemala Karmen, New York Daily News, 18 Dec. 2024

Existing antitrust rules were theoretically powerful, their theory went, yet decades of lax enforcement and unfavorable case law left courts and enforcers with flimsy tools for keeping the industry in check. —Lauren Feiner, The Verge, 17 Dec. 2024

Several Republican lawmakers have sharply criticized the Biden administration’s response, describing it as dismissive and lax. —Alyce McFadden, New York Times, 15 Dec. 2024

Medieval rabbinic discussions of the latter line underscore the divided thinking: one rabbi worries that converts will influence other Jews to become lax in their observance of God’s commandments; others fear that Jews will inevitably mistreat converts and suffer God’s punishment for it. —Jeannie Suk Gersen, The New Yorker, 2 Dec. 2024

Word History

Etymology

Adjective

Middle English, from Latin laxus loose — more at slack

Noun

by shortening & alteration (x as symbol for -crosse)

First Known Use

Adjective

14th century, in the meaning defined at sense 1a

Noun

1951, in the meaning defined above

Kids Definition

lax

adjective

ˈlaks

1

: not firm or tight : loose

2

: not strict

laxly adverb

laxness noun

Medical Definition

lax

adjective

ˈlaks 

1

of the bowels : loose sense 3

2

: having loose bowels