- чья потеря, моя находка
- • ЧЬЯ ПОТЕРЯ, МОЯ НАХОДКА coll, cliche[sent; Invar; fixed WO]=====⇒ (said, usu. by children, when finding sth.; usu. the person who finds the lost object does not show anyone what he has found) the person who finds a lost thing has the right to keep it:- finders keepers (, losers weepers).
Большой русско-английский фразеологический словарь. — М.: ACT-ПРЕСС КНИГА. С.И. Лубенская. 2004.