French Phrase
Mille mercis !
Meaning
This phrase is an enthusiastic way to express deep gratitude, literally translating to 'a thousand thanks.' It is more heartfelt than a simple 'merci' and conveys a sense of being very appreciative or relieved. It functions similarly to the English expression 'thanks a million.'
When to use
Use this in informal or semi-formal situations when someone has done you a significant favor or provided great help. It is perfect for emails, text messages, or spoken conversation with friends and colleagues to show extra appreciation.
✦Grammar Breakdown
Millemercis!
Mille (Invariable)
The number 'mille' is unique in French because it never takes an 's', regardless of the quantity it describes.
Mercis (Plural Noun)
When 'merci' is used as a countable noun meaning 'thanks', it follows standard pluralization rules by adding an 's'.
🗨In Conversation
J'ai déposé ton colis à la poste ce matin.
I dropped off your package at the post office this morning.
Oh, mille mercis ! C'est vraiment gentil de ta part.
Oh, a thousand thanks! That is really kind of you.
✕Common Mistakes
Mille merci !
In this expression, 'mercis' acts as a plural noun and must take an 's'.
Milles mercis !
The number 'mille' is always invariable in French and never takes an 's', even in the plural.
↔Alternatives
Merci beaucoup
Thank you very much
Merci mille fois
Thanks a thousand times
Un grand merci
A big thank you
Cultural Tip
In French culture, politeness is paramount. While 'merci' is the standard requirement for any interaction, 'mille mercis' adds a layer of warmth and sincerity. It is frequently used in written correspondence to warmly close a conversation after receiving assistance.

