Meaning of the word "join hand" in English

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

join hand

US /dʒɔɪn hænd/
UK /dʒɔɪn hænd/

Idiom

to work together with someone in order to achieve something

Example:
The two companies decided to join hands to develop a new product.
We must all join hands to fight against climate change.