goo

noun

ˈgü 

1

: a viscid or sticky substance

2

: something that is overly or objectively sentimental

Synonyms of goo

• schmaltz
• mush
• sludge

Examples of goo in a Sentence

What's this goo all over the stove?

the latest goo from a children's author who knows how to lay it on thick

Recent Examples on the Web

The package recommends microwaving, so the chicken melts into the creamy goo. — Alex Beggs, Bon Appetit Magazine, 22 Sep. 2026

The researchers linked molecules from a viscous oil and a gas to produce a new variation of this polymer, resulting in a transparent, moldable goo with a consistency similar to Blu Tack. — New Atlas, 21 Sep. 2026

The older, world-weary Jae-hwan (Park Hae-il) leads the City Desk, and investigates the event from a distance with the help of his police source, diligent detective Cheol-goo (Yoo Hai-jin). — Siddhant Adlakha, Variety, 20 Sep. 2026

When the 23-year-old American and his opponent, Canada’s Denis Shapovalov, took the court, their brains and their games were goo. — Matthew Futterman, New York Times, 9 Sep. 2026

Word History

Etymology

perhaps short for burgoo

First Known Use

1900, in the meaning defined at sense 1

Phrases Containing goo

• goo-goo
• moo goo gai pan

Rhymes for goo

• blew
• blue
• boo
• brew
• chew
• chou
• clue
• coo
• coup
• crew
• cue
• dew

Kids Definition

goo

noun

ˈgü 

: a sticky substance

gooey

ˈgü-ē 

adjective

Etymology

perhaps short for burgoo "oatmeal gruel"