IdiomFood & DrinkFrench

C'est la mer à boire

Meaning: It is an impossible or endless task — most often used in the negative.

Literally: It's the sea to drink

Example: “Repeindre une chambre, ce n'est pas la mer à boire.” — Repainting a bedroom isn't such a huge job.

Origin: The task is not merely large but the wrong kind of thing to attempt at all. It appears far more often as ce n'est pas la mer à boire, telling someone their difficulty is manageable.

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