Meaning of the word goo in English

What does goo mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

goo

US /ɡuː/
UK /ɡuː/

Noun

a sticky, viscous, or messy substance

Example:
The children were covered in sticky goo after playing with the slime.
There was some kind of green goo oozing from the pipe.