xiāo​yáo​fǎ​wài

at large

逍遥法外 (逍遙法外) xiāo​yáo​fǎ​wài
at large idiom
remaining free and evading capture after committing a crime

The police are still conducting a full-scale search, but the suspect remains at large.

unpunished idiom
avoiding legal retribution or consequences for a wrongdoing

These corrupt officials must not be allowed to go unpunished.

Frequency

Movie subtitles
9.54 per million appears in 4% of films
Written text
0.811 per million

Sources

Definitions
CC-CEDICT