Middle French

Noun

coustume f (plural coustumes)

1. custom; tradition
   • 1488, Jean Dupré, Lancelot du Lac, page 59:

     Beaux seigneurs vous scavez bien que la coustume de ceans est telle que nous devons eslire cellui a nostre escient qui le mieulx a fait au tournoiement.

     Good sirs, you know very well that our custom is that we have to choose who, to the best of our knowledge, has performed the best in the tournament.

Descendants

• French: coutume

Old French

Etymology

From Latin consuetudo.

Noun

coustume f ‎(oblique plural coustumes, nominative singular coustume, nominative plural coustumes)

1. order; tradition
2. custom; tradition

Descendants

• English: costume (borrowed), custom (borrowed)
• French: coutume
• Norman: couteume (Guernsey)