I. swan 1 /swɒn $ swɑːn/ BrE AmE noun [countable]
[ Language: Old English ]
a large white bird with a long neck that lives on rivers and lakes
II. swan 2 BrE AmE verb ( past tense and past participle swanned , present participle swanning ) [intransitive always + adverb/preposition]
British English informal to enjoy yourself and behave in a relaxed way that is annoying to other people
swan off/around
He’s gone swanning off to Rome for the weekend!