Большой англо-русский и русско-английский словарь
(к кому-л.;
разг.) to warm oneself into smb.'s confidence, to warm one's way into the confidence (of), to gain smb.'s confidence in an underhand way
втереться в доверие в энциклопедиях
(к кому-л.;
разг.) to warm oneself into smb.'s confidence, to warm one's way into the confidence (of), to gain smb.'s confidence in an underhand way