尻尾を掴む
Idiom- 1to have something on someone ; to catch someone out ; to trip someone up ; to find someone's fault ; to get evidence on someone ; to get a lead on someone ; to grab by the tail Translated by Jiyomi
Other writings and readings
尻尾をつかむしっぽを掴む
expressions (phrases, clauses, etc.) · Godan verb with 'mu' ending
Kanji · tap to open
JMdict entry 2779510. Source and licence.