Meaning of the word "go overboard" in English

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

go overboard

US /ɡoʊ ˈoʊvərˌbɔrd/
UK /ɡəʊ ˈəʊvəbɔːd/
"go overboard" picture

Idiom

to do too much or be too enthusiastic about something

Example:
It's a nice gesture, but don't go overboard with the decorations.
He tends to go overboard when he's excited.