The phrase "good bounce" means a positive or fortunate outcome or result. It suggests that something unexpected or unpredictable turned out in a favorable way. Full definition
Depending on the user's mattress requirements, bounce could be either a negative or positive feature, as in the best mattress for sex where good bounce is an advantage. (sleepmetro.com)
Given that the curls form and set above the head the result boasts better bounce and definition. (redbookmag.com)
I'm guessing she'd do better bouncing off a photograph, rather than working directly from it. (artcritical.com)