Idiom

 

Idiom:

There is many a slip between the cup and the lip.

Meaning:

Even when success seems certain, unexpected problems can arise before the goal is achieved.

Sentence 1:

We thought we had won the contract, but there is many a slip between the cup and the lip, 

so we waited for the final approval before celebrating.

Sentence 2:

Although our team was leading 1–0, there is many a slip between the cup and the lip, so we kept playing until the final whistle.