idiom

US /ˈɪd.i.əm/
UK /ˈɪd.i.əm/
"idiom" picture
1.

idiome, expression idiomatique

a group of words established by usage as having a meaning not deducible from those of the individual words (e.g., rain cats and dogs, see the light).

:
Learning English idioms can be challenging but rewarding.
Apprendre les idiomes anglais peut être difficile mais gratifiant.
The phrase 'kick the bucket' is an idiom for dying.
L'expression 'kick the bucket' est un idiome pour mourir.