lawful

adjective

law·​ful ˈlȯ-fəl 

1

a

: being in harmony with the law

a lawful judgment

b

: constituted, authorized, or established by law : rightful

lawful institutions

2

: law-abiding

lawful citizens

lawfully

ˈlȯ-f(ə-)lē 

adverb

lawfulness

ˈlȯ-fəl-nəs 

noun

Synonyms

• legal
• legit [slang]
• legitimate
• licit

Choose the Right Synonym for lawful

lawful, legal, legitimate, licit mean being in accordance with law.

lawful may apply to conformity with law of any sort (such as natural, divine, common, or canon).

the lawful sovereign

legal applies to what is sanctioned by law or in conformity with the law, especially as it is written or administered by the courts.

legal residents of the state

legitimate may apply to a legal right or status but also, in extended use, to a right or status supported by tradition, custom, or accepted standards.

a perfectly legitimate question about taxes

licit applies to a strict conformity to the provisions of the law and applies especially to what is regulated by law.

the licit use of drugs by doctors

Examples of lawful in a Sentence

a lawful search of the property

hunting is a lawful activity only if you have the proper license

Recent Examples on the Web

Mahmoud Khalil, the Columbia University graduate student and lawful permanent resident who has been detained by immigration authorities since March, is scheduled to appear at a pivotal immigration hearing Thursday that could determine his future in the United States. —Gloria Pazmino, CNN Money, 22 May 2025

The buyer, a U.K. citizen married to a U.S. citizen, was set to receive a green card but hadn’t had it long enough to meet the SBA’s new six-month lookback requirement for lawful permanent residents. —Brandon Kochkodin, Forbes.com, 20 May 2025

The remainder include both lawful residents and unauthorized migrants. —Ramon Padilla, USA Today, 18 May 2025

Even then, some justices posited, if courts are limited to granting relief only to specific individuals or specific groups, that would mean the rest of the country is still subject to a government action while courts are determining if the action is lawful. —Henry Gass, Christian Science Monitor, 15 May 2025

Word History

First Known Use

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

Rhymes for lawful

• awful
• offal
• waffle
• unlawful

Kids Definition

lawful

adjective

law·​ful ˈlȯ-fəl 

1

: permitted by law

lawful conduct

2

: recognized by law : rightful

the lawful owner

lawfully

-f(ə-)lē 

adverb

lawfulness

-fəl-nəs 

noun

Legal Definition

lawful

adjective

law·​ful

1

a

: being in harmony with the law

a lawful judgment

a lawful purpose

b

: constituted, authorized, or established by law

a lawful duty

2

: law-abiding

lawful citizens

lawfully adverb

lawfulness noun