bounce off

US /baʊns ɔf/
UK /baʊns ɔf/
"bounce off" picture
1.

to discuss an idea or plan with someone in order to get their opinion and make a decision

:
I need to bounce off some ideas with my team before presenting them to the client.
She likes to bounce off new concepts with her mentor.
2.

to rebound or reflect off a surface

:
The ball bounced off the wall and landed in the garden.
Sound waves bounce off solid objects.