Anglo-Irish. [f. BUCK sb.1 2 + -EEN, dim. suffix; cf. squireen.] A young man belonging to the ‘second-rate gentry’ of Ireland, or a younger son of the poorer aristocracy, having no profession, and aping the habits of the wealthier classes.

1

1793.  S. Crumpe, Essay, Empl. People, 181. Those nuisances to every rank of society, denominated bucks and buckeens.

2

1812.  Mar. Edgeworth, Absentee, vii. Squireens … a race of men who have succeeded to the Buckeens.

3

1851.  Thackeray, Eng. Hum., vi. (1858), 320. After College, he … lived for some years the life of a buckeen.

4