ferré

iron-shod, metaled (of a road)

adjective feh-REH Rare

Origin: Latin ferratus, from ferrum (iron)

Also means

well-versed, expert (in a subject)

Usage Note

Ferré literally describes something fitted with iron — voie ferrée (railway, literally 'iron-shod track') is the most common use. Figuratively, être ferré sur un sujet means to be very knowledgeable or well up on a topic, an informal but common expression. The feminine is ferrée.

Examples

"La voie ferrée longe la rivière."

Natural Translation

The railway line runs along the river.

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