Common-law marriage
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
One not solemnized in the ordinary way, but created by an agreement to marry, followed by cohabitation; a consummated agreement to marry, between a man and a woman, per verba de præsenti, followed by cohabitation.
Taylor v. Taylor, 10 Colo. App. 303, 50 Pac. 1049; Cuneo v. De Cuneo, 24 Tex. Civ. App. 436, 59 S. W. 284 ; Morrill v. Palmer, 68 Vt. 1, 33 Atl. 829, 33 In R. A. 411,