A person who jumps from lane to lane at a store such as Wal-Mart, thinking that each time they find a new lane, they will save time.

A portmanteau of carpe diem, a Latin phrase that means “Seize the Day!” and DM, which stands for Direct Messages. This word means seizing the day via DMs.

Someone who speeds up or slows down to prevent you from entering their lane of traffic.