English Reference

Word

assign

Phoneticsas·sign

US/əˈsaɪn/

UK/ɐsˈaɪn/

Definitions

01to give a task

B1

v. to give someone a specific job, duty, or piece of work to complete.

v. to allot or distribute a task or responsibility to a specific person or group.

“The teacher will assign a new project to the class every Monday morning.”

“The department head decided to assign the most complex accounts to the senior consultants to ensure the transition went smoothly.”

General-service

Usage

Often follows the pattern 'assign something to someone' or 'assign someone something'.

02to appoint to a role

B2

v. to choose someone for a particular position or office.

v. to designate or appoint an individual to a specific post, office, or functional role.

“The company will assign a new manager to the Tokyo branch next month.”

“Following the restructuring, the board voted to assign a dedicated liaison to handle all communications with the regulatory body.”

Formal

Antonyms

03to designate for a purpose

B2

v. to set something aside for a particular use, such as a seat, a room, or a time.

v. to designate or set apart something for a specific purpose or recipient.

“The host will assign a seat to every guest before the dinner starts.”

“The urban planning committee agreed to assign a significant portion of the budget to the restoration of the historic waterfront district.”

General-service

Synonyms

reserveallocateset aside

04to attribute or categorize

C1

v. to decide that something belongs in a certain group or has a certain quality.

v. to attribute a quality or to sort an item into a specific category or class.

“It is difficult to assign a specific date to these ancient stone tools.”

“Biologists struggled to assign the newly discovered species to an existing genus due to its unique genetic markers.”

Academic

Teaching tip

Common in academic writing when discussing the origin or classification of objects or ideas.

05to give a value

B2 · Computing

v. to give a specific value or piece of data to a variable in a computer program.

v. to set or give a value to a variable or parameter within a computational context.

“You need to assign a number to the variable before you run the code.”

“The script is designed to assign a unique identification string to every user who logs into the portal for the first time.”

Technical

Synonyms

06to transfer rights

C1 · Law

v. to legally give your property or rights to someone else.

v. to legally transfer property, rights, or interests from one party to another.

“The author decided to assign the film rights of her book to the studio.”

“Under the terms of the contract, the tenant may not assign the lease to a third party without written consent from the landlord.”

Formal · Technical

07a person given rights

C2 · Law

n. a person who is given property or legal rights by someone else.

n. a person to whom a right or property is legally transferred.

“The document was signed by the owner and his assigns.”

“The agreement remains binding upon the original parties as well as their respective heirs and assigns.”

Formal · Technical

Usage

Almost exclusively used in the plural form 'assigns' within legal contracts.

Synonyms

assigneesuccessor

Real-World Examples

“Think of it as the fly’s brain assigning a barcode to every smell.”
Ars Technica · 3 Sept 2026
“They also set a grade floor, meaning that teachers cannot assign a score below a certain number, usually 50 or 60 points.”
The Conversation · 20 Jul 2026

Etymology

Etymology tree Proto-Indo-European *h₂éd Proto-Italic *ad Proto-Italic *ad- Latin ad- Latin signō Latin assignōlbor. Old French assignerbor. Middle English assignen English assign From Middle English assignen, from Old French assigner, asigner, from Latin assignō, from ad- + signō (“mark, sign”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Collocations

assign negativelyassign normallyassign particularlyassign positivelyassign primarilyassign roleassign significantlyassign similarly

Word family

assignVerbassignmentNoun

Domains

LawProgramming

This entry

Level
B2 · Upper Intermediate
Frequency
Frequent
Updated

Scan code

englishreference.com/q/assign

English Reference