I. swank 1 /swæŋk/ BrE AmE verb [intransitive]
British English old-fashioned to speak or behave in a way that shows you think you are better than other people:
I wish you’d stop swanking!
II. swank 2 BrE AmE noun British English old-fashioned
[uncountable] proud confident behaviour that shows you think you are better than other people