C'est une excuse à 2 balles
Literally
It is a 2 penny-excuse.
Meaning
It is a worthless excuse.
Example
Tu essaies de te justifier, mais c'est vraiment une excuse à 2 balles.
You try to justify yourself, but it is really a worthless excuse.
All languages in the world contain rules of expressions. Being able to express yourself appropriately in a foreign language requires having a specific approach to idiomatic expressions. The meaning of French expressions does not necessarily follow the logic of the words used in the sentence. Discover and learn a few fun and new French expressions.