The idiom "drink like a fish" means to drink a lot of alcohol or to drink excessively, especially in one sitting. It is often used to describe someone who drinks too much or who is drinking heavily.

The idiom "chime in" means to participate or add your opinion or comment to a conversation, especially by contributing something useful or valuable.

The idiom "go round in circles" means to repeatedly do something without making any progress or achieving a desired result. It can also mean going around in a circular motion, literally or figuratively.

"Mind your own beeswax" is an idiomatic expression that means to mind one's own business or affairs, and not interfere with or meddle in the lives of others.

The idiom "pay as you go" means that someone is making a payment for something only when they receive or use the product or service being purchased. This payment may be made in cash, credit card, or on an account basis, depending on the agreement between the buyer and the seller.