ferré à glace

== French == === Pronunciation === IPA(key): /fɛ.ʁe a ɡlas/ ~ /fe.ʁe a ɡlas/ === Adjective === ferré à glace (feminine ferrée à glace, masculine plural ferrés à glace, feminine plural ferrées à glace) (equestrianism, of a horse) equipped with spiked horseshoes so as to be able to walk on ice (figuratively) thoroughly versed in, very experienced in, expert in, clued up on, well informed about (a subject) Synonyms: ferré en, versé dans, expert en, rompu à ferré à glace sur quelque chose ― well informed about something