to discuss an idea with someone to get their opinion
誰かとアイデアを話し合い、意見を聞くこと (dareka to aidea o hanashiai, iken o kiku koto)
"I’d like to bounce off a few ideas with you before the presentation."
"プレゼンテーションの前にあなたといくつかのアイデアをbounce offしたい。" (Purezentēshon no mae ni anata to ikutsuka no aidea o **bounce off** shitai.)
to clearly show happiness or joy through your appearance or...
to make yourself feel happier and less stressed
to hire additional people in preparation for something
to laugh uncontrollably at something
to link countries through shared economic activities
to direct attention or a finger toward someone or something