Used when police or security officials search someone they suspect of having contraband. At the concert, everyone was frisked at the entrance.
Pro Tip 2/3
Possible Coercion
'Frisk' implies the person being searched may not be willing but is compelled to comply. After the alarm went off, the guards frisked all shoppers leaving the store.
Pro Tip 3/3
Brief Procedure
A frisk is generally a quick, surface-level search, not thorough or invasive. The officer frisked him quickly but found nothing suspicious.