A loose easy gown of effective style and material, in which to take afternoon tea at home, or for lounging.(noun)
The Century Dictionary (Public Domain)
Use "tea-gown" in a sentence
"The loose sleeves of her tea-gown fell open almost to her shoulders, and it was impossible not to admit that the pose of the arms, that the whole figure, was enchantingly beautiful."
"Her evening dress she had exchanged for a full lilac silk tea-gown, with open hanging sleeves; a thick twisted cord was fastened round her waist."
"Alison wore a lovely purple velvet tea-gown with ornaments of a cobwebby gray lace, with sleeves caught into cuffs at the wrist."