SWAN

noun

1. Any of various species of large, long-necked waterfowl, of genus Cygnus (bird family: Anatidae), most of which have white plumage.
2. One whose grace etc. suggests a swan.
3. This bird used as a heraldic charge, sometimes with a crown around its neck (e. g. the arms of Buckinghamshire).

verb

1. To travel or move about in an aimless, idle, or pretentiously casual way.