n. (Zool.) A large, green, arboreal, orthopterous insect (Cyrtophyllus concavus) of the family Locustidæ, common in the United States. The males have stridulating organs at the bases of the front wings. During the summer and autumn, in the evening, the males make a peculiar, loud, shrill sound, resembling the combination Katy-did, whence the name. [ 1913 Webster ]
[うまおい, umaoi](n) (1) loading a horse with passengers or baggage; (2) driving a horse into a pen; (3) (abbr) (See 馬追虫) Hexacentrus japonicus (species of katydid); Hexacentrus unicolor (species of katydid)[Add to Longdo]