Take a hike Definition 1 of 2Pro Tip 1/3Informal Context Use it casually among friends or in informal settings, but not in polite or professional situations. What?! You lost my book? Oh, take a hike, dude! Pro Tip 2/3Showing Annoyance It often expresses irritation or annoyance toward the other person. Stop copying my notes, or you can take a hike! Pro Tip 3/3Not Literal When used to tell someone to leave, it's not a literal suggestion to go for a walk. They wouldn't stop arguing, so I told them to take a hike.