资料来源 : pyDict

男用外套;女用大衣

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Surtout \Sur*tout"\, n. [F., fr. sur over + tout all.]
   A man's coat to be worn over his other garments; an overcoat,
   especially when long, and fitting closely like a body coat.
   --Gay.

资料来源 : WordNet®

surtout
     n : a man's overcoat in the style of a frock coat