The Collaborative International Dictionary
Covert baron
Covert baron \Cov"ert bar`on\ (b?r`?n). (Law)
Under the protection of a husband; married.
--Burrill.
Wiktionary
covert baron
a. covert. n. (context obsolete English) (Chiefly with (term: under)) The protection of a husband; a married state, the condition of a feme covert or (loosely) any married person.