Meaning & Definition
noun
A temporary loss of consciousness and other symptoms caused by a blow to the head.
After the football player was tackled, he experienced a concussion and was taken to the hospital for evaluation.
An injury to the brain caused by a sudden impact, resulting in physical and cognitive symptoms.
The doctor diagnosed her with a concussion after she fell off her bike and hit her head.
A violent shaking or jarring of the brain.
The soldier suffered a concussion due to the explosion near him in combat.
A brief disturbance of consciousness, often accompanied by confusion and memory loss.
He displayed signs of confusion after his concussion, struggling to remember where he was.
Etymology
Late Latin concussionem, meaning 'shaking, agitating'.
Common Phrases and Expressions
concussion protocol:
A set of procedures for managing a suspected concussion in athletes.
concussion symptoms:
Signs and effects indicating the presence of a concussion, such as headache and confusion.
get a concussion:
To sustain a concussion from an accident or impact.
Slang Meanings
Getting your bell rung
After that hit, I definitely got my bell rung.
Brain freeze
Taking that hard hit felt like a brain freeze.