Laissez les bons temps rouler. This phrase is often mentioned in Louisiana and around the Gulf Coast when Mardi Gras is celebrated. It is well known touristically around the United States from television and radio. It is not an expression used in other French-speaking countries.
noun. verb. The definition of a surge is a sudden gust of something or a very sudden and dramatic increase. 1  An example of a surge is a crowd that suddenly and quickly moves forward. 2  An example of a surge is a sudden increase of electric current or voltage.
A brief sudden change in a normally constant quantity: a pulse of current; a pulse of radiation. b. Any of a series of intermittent occurrences characterized by a brief sudden change in a quantity.