plain clothes
noun /ˌpleɪn ˈkləʊðz/,  /ˌpleɪn ˈkləʊz/
  /ˌpleɪn ˈkləʊðz/,  /ˌpleɪn ˈkləʊz/
 [plural]- ordinary clothes, not uniform, when worn by police officers on duty
- officers in plain clothes
 
 
Wordfinder
- arrest
 - charge
 - cordon
 - detain
 - detective
 - interrogate
 - plain clothes
 - police
 - raid
 - undercover