Definition of angel sleeve in English:

angel sleeve

noun

  • (Usually in plural) a full, loose-fitting flared sleeve, typically draping from the shoulder, being very wide at the bottom edge and often reaching to or beyond the wrist.

    Such sleeves frequently have an uneven or asymmetric hem and are sometimes open underneath or along the top so as to reveal the wearer's arm, or the sleeves of another garment worn beneath.

Origin

Mid 19th century.