Meaning: to make something stronger or more powerfulSynonym: strengthen, boost
- beef up sth The government decided to beef up security after a terrorist attack on the country's biggest airport.
- beef sth up We've been letting the opposition teams score too many goals, so we need to beef our defence up a bit.
beef up: security, armed forces, police force, workforce, sales department, defence, attack
Because of recent robberies, gold shops have decided to beef up security and hire