"negation" (mainly in pro and con), 1570s, short for Latin contra "against" (see contra).
con (n.2)
"study," early 15c., from Old English cunnan "to know, know how" (see can (v.1)).
con (adj.)
"swindling," 1889, American English, from confidence man (1849), from the many scams in which the victim is induced to hand over money as a token of confidence. Confidence with a sense of "assurance based on insufficient grounds" dates from 1590s.
con (n.3)
a slang or colloquial shortening of various nouns beginning in con-, such as, from the 19th century, confidant, conundrum, conformist, convict, contract, and from the 20th century, conductor, conservative.
con (v.1)
"to guide ships," 1620s, from French conduire "to conduct, lead, guide" (10c.), from Latin conducere (see conduce). Related: Conned; conning.
con (v.2)
"to swindle," 1896, from con (adj.). Related: Conned; conning.
雙語例句
1. Well, so much for the producers. But what of the con-sumers?
好吧，關于生產商就講這么多，那關于消費者呢？
來自柯林斯例句
2. Slimming snacks that offer miraculous weight loss are a con.
有神奇減肥效果的瘦身點心是一個騙局。
來自柯林斯例句
3. She travels con-stantly, moving among her several residences around the world.
她經常旅行，穿梭于她在世界各地的多處住所。
來自柯林斯例句
4. He was lost in the con-templation of the landscape for a while.
有一會兒，他怔怔地注視著周圍的景物。
來自柯林斯例句
5. The bus is a 45-seater with air-con and videos.