Amazon PPC glossary
Bounded loss
A loss taken on a product or campaign on purpose, with a reason, a ceiling, and an exit condition, each stated in advance.
Where it matters most: Book 5, The Advanced PPC Clarity Guide, in the chapter “Spending at a Loss on Purpose.”
Go deeper
The glossary gives you the one-line answer. The Advanced PPC Clarity Guide explains why it matters and what to do about it.