Answer:

Grippe is an old word for the flu (influenza), so you would use it the same way you would use the word flu, but it is not commonly used now anyway; flu is used instead.
Example: The child was sent home from school with grippe.

First answer by HisPowr4U. Last edit by HisPowr4U. Contributor trust: 3291 [recommend contributor recommended]. Question popularity: 2 [recommend question].