Roll a joint
When people use the phrase "by the skin of your teeth," they mean that the person barely accomplished what they were trying to. The figure of speech "skin of your nose" is not a common one.
To 'coin a phrase' means to have invented it or 'came up with it'.
The Phrase "It is as handy as it is becoming" means it is as useful as it is up and coming.
The phrase button it up means to complete it or finish it.
This means that a person a has enough.
Becoming more mature
To roll (a cannabis cigarette) is the meaning to the British term to skin up.
The hide of an animal is its skin. From cow hide we get leather.
The phrase "knocked up" is slang for pregnant.
Skin raises up
it means that by not risking your skin to dangerous elements you have a less of a chance getting skin cancer with a fake tan
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.