Estate At Will
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
A species of estate less than frcehold, where lands and tenements are let by one man to another, to have and to hold at the wlll of the lessor; and the tenant by force of this lease obtains possession.
2 Bl. Comm. 145; 4 Kent, Comm. 110; Litt. § 68.
Or it is where lands are let without limiting any certain and determinate estate, 2 Crabb, Real Prop. p.
403, § 1543.