If/when you think about it Definition 1 of 3Pro Tip 1/3Deep Thinking Reflect on a topic more deeply to realize its true nature or value. Electric cars are revolutionary, if you think about it. Pro Tip 2/3Casual Conversation Use it in informal discussions to highlight a point worth pondering. When you think about it, our whole universe is pretty incredible. Pro Tip 3/3Implicit Contrast Implies a contrast between the obvious and a more thoughtful conclusion. They seem different, but when you think about it, they're similar.