An arm and a leg

That new phone costs **an arm and a leg**, but it’s worth it.

Idiom Friendship

Meaning

Something that is very expensive.

That new phone costs an arm and a leg, but it’s worth it.

the upper limb of the human body from the shoulder to the hand

one of the limbs on which a person or animal walks and stands

the connection of everyday objects to the internet to send and receive data

assistance or support

no longer interested or affected by something

to say something positive about someone in order to help them

to submit something to someone in authority

To do your fair share of work.