1. (plural trout) [countableC, uncountableU]HBF a common river-fish, often used for food, or the flesh of this fish 鳟鱼〔一种常见河鱼〕;鳟鱼肉 →4 See picture of 见图 FRESHWATER
2.old troutBritish EnglishBrE spokenUNPLEASANT an unpleasant or annoying old person, especially a woman 老家伙,老东西〔尤指老妇人〕
trout• The Arundell Arms Hotel in Devon runs a variety of courses in wet and dryfly fishing for salmon and trout.• Providing freshtrout for dinner was rarely a problem.• Winnisquam has some good laketrout, so the guys say, but this part of Winnipesaukee is prime.• Insects falling into the water during the summer provide a substantialproportion of the diet of trout.• That includes eight lakes that will receive bonus trophy-size trout in the 5-to 12-poundclass.• The loch is full of wildbrowntrout; where a basket of thirty trout is the rule, rather than the exception.
Origintrout
(1000-1100)Late Latintructa type of fish with sharp teeth, from Greek, from trogein“to bite”