salut means Hi or goodbye - this is an informal greeting or departing formula and you shouldn't address your boss that way.
Salut means 'hello' in French. Derion means nothing.
Salut
The French word "salut" comes from the Latin "salus - salutem".
"Salut" can be used to mean both hello or goodbye. Note that it is rather informal.
Salut means hi in French.
Salut means "health" and is also used as a greeting.
Bonjour or salute
Salut!
Salut, les filles! in French means "Hi, girls!" in English.
In French, the word for "hi" is "salut." It is a casual way to greet someone.
salut, tu vas bien ? means "Hi, how d'you do" in French.
In French, it means salvation. What he meant by salut, I don't know.