also: アフターヌーンドレス
noun
afternoon dress
A semi-formal dress worn for daytime social events, such as afternoon parties or receptions. The term is a direct loan from English and is used in fashion contexts.
彼女は結婚式の二次会にアフタヌーンドレスを着て行った。
She wore an afternoon dress to the wedding after-party.
Variant with interpunct; less common but still seen.
Search-only form with long vowel mark and interpunct.
Loanword from English 'afternoon dress'.