This can either be a literal phrase meaning that the temperature is rising, or an idiom meaning that a situation is becoming volatile and people are getting angry about it.
The term heating up means that you are getting mad.
To 'coin a phrase' means to have invented it or 'came up with it'.
Roll a joint
The Phrase "It is as handy as it is becoming" means it is as useful as it is up and coming.
It means that the world is heating up.
The phrase button it up means to complete it or finish it.
Becoming more mature
This means that a person a has enough.
The phrase "knocked up" is slang for pregnant.
The phrase "leave it up to" means to entrust a decision or action to someone else, indicating that they have the authority or responsibility to handle it.
swept up = balayé sweep up is the verb = balayer
It means at a loss or perplexed.