I. feath ‧ er 1 /ˈfeðə $ -ər/ BrE AmE noun [countable]
[ Language: Old English ; Origin: fether ]
1 . one of the light soft things that cover a bird’s body:
an ostrich feather
feather bed/pillow etc (=a bed etc that is filled with feathers)
2 . a feather in your cap something you have done that you should be proud of
⇨ light as a feather at ↑ light 2 (4), ⇨ birds of a feather at ↑ bird (5), ⇨ ruffle sb’s feathers at ↑ ruffle 1 (2)
II. feather 2 BrE AmE verb [transitive]
1 . feather your nest to get money by dishonest methods
2 . to put feathers on an ↑ arrow
⇨ tar and feather somebody at ↑ tar 2 (3)