Question: what is the meaning of the expression avant garde?
Answer: The avant-garde (/ˌævɒ̃ˈɡɑːrd/; French: [avɑ̃ɡaʁd]; from French, "advance guard" or "vanguard", literally "fore-guard") are people or works that are experimental, radical, or unorthodox with respect to art, culture, or society.