Beard refers to the hair that grows on a man's chin and cheeks. It's a common feature in many cultures and has various social meanings.
The term "beard" can also mean:
1. A woman who accompanies a gay man to social events (slang)
2. To boldly confront or challenge someone (verb)
3. In botany, the awn or bristle of certain plants
Fun fact: The longest beard ever recorded was 5.33 meters (17.5 feet) long!