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 of boon

Noun

• advantage
• benefit
• asset

Adjective

• social
• outgoing
• gracious
• friendly
• hospitable

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

Live captioning, one of the biggest boons of waveguide smart glasses, also works well on the MemoMind. — Will Greenwald, PC Magazine, 28 Sep. 2026

Bowser said the 65,000-seat stadium and surrounding development will be a boon for a local economy still reeling from the impact of federal layoffs last year. — Liam Bowman, Washington Post, 25 Sep. 2026

The holiday season is a boon for beauty sales — NielsenIQ reported in 2025 that nearly a quarter of annual beauty sales the year prior occurred in November and December — and Sephora is no newbie to activating around the period. — Noor Lobad, Footwear News, 25 Sep. 2026

In a funny way, the musicians point out, the punishing economics of the modern record business can be viewed as a creative boon. — Mikael Wood, Los Angeles Times, 24 Sep. 2026

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

• 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