Bounce into Definition 1 of 3Pro Tip 1/3Chance Meetings Used when unexpected, unplanned encounters happen, often pleasantly surprising. I bounced into my teacher while shopping. Pro Tip 2/3Casual Tone Expresses a relaxed and informal setting or conversation. Guess who I bounced into at the café this morning? Pro Tip 3/3Unexpected Joy Often implies a positive feeling about the unexpected meeting. I bounced into some old classmates at the reunion.