boon

1 of 2

noun

ˈbün 

1

: a timely benefit : blessing

a boon to new homeowners

The rain was a boon for parched crops.

2

: benefit, favor

especially : one that is given in answer to a request

would not grant his boon

boon

2 of 2

adjective

1

: convivial

a boon companion

2

archaic : favorable

Synonyms

Noun

• advantage
• benefit
• asset

Adjective

• social
• outgoing
• hospitable
• friendly

Examples of boon in a Sentence

Noun

the couple's generous donation was a great boon to the charity's fund-raising campaign

a softhearted man who finds it hard to deny any boon, whether it be for friend or stranger

Adjective

I and my boon companions celebrated that afternoon's victory on the gridiron with a night at a local dance club.

Recent Examples on the Web

Noun

With potential regulatory fights to come, this is a potential boon and is a way of circumventing content quotas and other obligations that European countries want to establish. —Jesse Whittock, Deadline, 12 Oct. 2025

MrBeast has proven a boon for some on East Carolina’s campus, but especially for the school itself. —Chris Quintana, USA Today, 12 Oct. 2025

Robert Carroll, a New York state assemblyman who represents Brooklyn, said given the research showing more affluent consumers are more likely to buy online, $3 is not going to break the bank, and such a fee could be a boon to the state’s infrastructure budget. —Kevin Williams, CNBC, 10 Oct. 2025

While that’s a boon for remote areas looking for the reliable internet service SpaceX strives to provide, astronomers have concerns. —Elizabeth Howell, Space.com, 10 Oct. 2025

Word History

Etymology

Noun

Middle English bone prayer, request, the favor requested, from Old Norse bōn request; akin to Old English bēn prayer, bannan to summon — more at ban entry 1

Adjective

Middle English bon, from Anglo-French, good — more at bounty

First Known Use

Noun

12th century, in the meaning defined at sense 2

Adjective

14th century, in the meaning defined at sense 2

Phrases Containing boon

• ace boon coon
• boon companion

Rhymes for boon

• brune
• coon
• croon
• dune
• goon
• hewn
• hoon
• june
• loon
• moon
• noon
• poon

Kids Definition

boon

1 of 2 noun

ˈbün 

1

: something asked or granted as a favor

2

: something pleasant or helpful that comes at just the right time : blessing

boon

2 of 2 adjective

: merry sense 1

a boon companion

Etymology

Noun

Middle English boon "favor," from an early Norse word meaning "a request, plea"

Adjective

Middle English boon, bon "favorable," from early French bon "good," derived from Latin bonus "good" — related to bonus