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

However, there is an aphid species that singles out crape myrtle as a host, and this, ironically enough, has proven to be a boon to pecan growers. —Joshua Siskin, Oc Register, 13 Sep. 2025

The walk is presided over by its creator, a mysterious authoritarian figure known as the Major (Mark Hamill) who extolls the sadistic contest as a boon for the spirits of the impoverished American people. —Megan McCluskey, Time, 12 Sep. 2025

The game promises new weapons, new boons, new gods, and new bosses without sacrificing the play style of the original. —Fran Hoepfner, Vulture, 12 Sep. 2025

The outfield defense was a problem for much of the season, but Soderstrom improved in left and Denzel Clarke ± out since July 20 with a right adductor strain – will again be a boon to run prevention in center. —Ken Rosenthal, New York Times, 10 Sep. 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