(especially UK,historical) A landholder who lives in another district or country than the one in which his estate is situated.
1840, Lord Byron, "Letter 374: to Mr. Moore (24 May 1820)," in The Works of Lord Byron: With His Letters and Journals, and His Life, John Murray (London), p. 317,
My trustees are going to lend Earl Blessington sixty thousand pounds (at six per cent.) on a Dublin mortgage. Only think of my becoming an Irish absentee!