It could be, but it is also sometimes used when the writer/speaker is thinking of another person at one of various ages or stages of life.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
Debpriya DeWe also say "You look like a young Marlon Brando"Can't we just say "You look like young Marlon Brando" ?I think Marlon Brando acts as a sort of prototype.