That's a lot of dog

An interdisciplinary term to show surprise at a thing's quantity or quality. Whether it is positive or negative depends on the accompanying expression and context. Fits almost any situation where you want to show that you're impressed.

"That's a lot of dog", admiration on hearing a fellow finance bro has made a lot on their bitcoin.

"That's a lot of dog", sympathetic, when your colleague tells you how much work they need to do to complete their assignment.

"That's a lot of dog", bonding expression when seeing the contents of a friend's shed, food cupboard, paint set or sewing kit.

"That's a lot of dog!", awe, when entering a family member's chicken coop for the first time and you can't believe there is so much egg lay.