the act of beginning something new
"they looked forward to the debut of their new product line"
the presentation of a debutante in society
"At her eighteenth birthday ball, Emily made her formal debut as a young woman ready to enter high society."
A performer's first performance to the public, in sport, the arts or some other area.
"The young violinist made her debut last night at the concert hall, playing a solo piece that captivated the audience."
In plain English: A debut is when someone makes their first public appearance as an artist, performer, or athlete.
"The singer made her debut at the local music festival last night."
Usage: Use debut as both a noun and verb when referring to someone's official introduction to a specific field like sports or entertainment. Do not confuse this with general first appearances that lack formal significance.
appear for the first time in public
"The new ballet that debuts next months at Covent Garden, is already sold out"
to formally introduce, as to the public
"The actor made his debut at a small theater in London last night."
In plain English: To debut means to appear publicly for the first time, such as when an actor makes their very first movie role or a singer performs at their initial concert.
"The new singer made her debut at the local concert hall last night."
The word "debut" comes from the French verb débuter, which originally meant to move or begin an action. It entered English in the 17th century to describe a person's first public appearance as a performer or social event.