The idiom "cupboard love" refers to an affection or attachment towards someone who is absent or unavailable. It describes a longing for someone, often romantic in nature, despite knowing that they are not actually interested in the other person.

The idiom "turn down a glass" is used to describe the act of refusing or declining an offer or request, particularly when it involves drinking.

The idiom "fall out" generally means to disagree or argue about something, often to the point of becoming angry or upset. It can also refer to a sudden end or change in a situation.

"Burst at the seams" is an idiom that means something has reached or exceeded its maximum capacity, to the point of breaking or overflowing. The phrase implies that the thing in question is under immense pressure and cannot contain any more.

"In for a penny, in for a pound" is an idiom that means to go all the way or take the full risk if you're already invested in something or involved in a situation.