noun
- the organ inside the head that controls thought, memory, feelings, and bodily functions
- intelligence or mental ability
- a very intelligent person
Usage: informal
Usage: informal
verb
- to hit someone hard on the head
Usage: informal
Examples
- The human brain weighs about three pounds.
- She suffered a brain injury in the accident.
- Use your brain and think before you act.
- He’s the brain behind the new software design.
- She’s got brains and beauty.
- The rock nearly brained him when it fell.
- Scientists study how the brain processes information.
- That math problem really taxed my brain.