all-important

adjective

all-im·​por·​tant ˌȯl-im-ˈpȯr-tᵊnt 

-tənt

: of very great or greatest importance

an all-important question

Synonyms

• essential
• necessary
• integral
• required
• needed
• needful
• vital
• critical
• crucial

Examples of all-important in a Sentence

that all-important item for a successful birthday party: a fancily decorated cake with candles

Recent Examples on the Web

Or he might get knocked off his bike, spoiling a delivery and further lowering Emmanuel’s all-important customer-satisfaction rating. —Justin Chang, New Yorker, 6 Aug. 2025

That led to historically high prices of the all-important staple food, causing a national crisis. —Reuters, CNN Money, 6 Aug. 2025

The all-important nonfarm payrolls report was a disappointment for July, and prior months' data was also revised lower. —Alex Harring, CNBC, 4 Aug. 2025

Photo by Mitchell Leff/Getty Images Now that both teams have built their best possible rosters, the race is on for an all-important division title that could also come with a first-round bye in the postseason. —Jackson Roberts, MSNBC Newsweek, 4 Aug. 2025

Word History

First Known Use

1748, in the meaning defined above

Rhymes for all-important

• unimportant
• important

Kids Definition

all-important

adjective

all-im·​por·​tant

ˌȯ-lim-ˈpȯrt-ᵊnt,

-ənt

: of very great importance

an all-important question