swan 1 
(swŏn)
(swŏn)n.
1. Any of various large waterbirds of the genera Cygnus and Coscoroba of the family Anatidae, having webbed feet, a long slender neck, and usually white plumage.
2. Swan See Cygnus.
intr.v. swanned, swan·ning, swans
Chiefly British
Chiefly British
To travel around from place to place: "Swanning around Europe nowadays, are we?" (Jeffrey Archer).
[Middle English, from Old English; see swen- in the Appendix of Indo-European roots.]