Strange/streɪndʒ/ Definition 1 of 5Pro Tip 1/3Unexpected Events Use 'strange' to express that something is not just unusual, but also unexpected or hard to explain. He had a strange encounter with a talking crow. Pro Tip 2/3Mild Surprise 'Strange' can imply a mild surprise rather than a strong shock. It's strange how cats always land on their feet. Pro Tip 3/3Casual Speech Often used in everyday conversation, 'strange' is suitable for informal settings. That's a strange idea, but it might just work.