The idiom "hear on the grapevine" means to hear something about someone or something that is not necessarily true, often as a rumor or gossip. It refers to information that has been passed along through word of mouth and may not have been verified or confirmed by any official sources.

The idiom "at death's door" means someone who is very sick or close to dying. It can also refer to someone who is in a critical condition or extremely ill, but not necessarily terminally so.

The idiom "wane" refers to something that is gradually decreasing or fading away. It can also mean a decrease in power, influence, or effectiveness.

The literal meaning of the idiom "wane" is to become weaker, dimmer, or less active.

The idiom "down to earth" is used to describe someone who is practical, straightforward, and grounded in reality. It suggests that the person is not pretentious or flashy, but rather down-to-earth and focused on what's important.

The idiom "in the bag" means that something has been secured or guaranteed. It can also mean that a deal or transaction has been completed successfully.