Overspread \O`ver*spread"\, v. t. [imp. & p. p. {Overspread}; p. pr. & vb. n. {Overspreading}.] [AS. oferspr[=ae]dan.] To spread over; to cover; as, the deluge overspread the earth. --Chaucer. Those nations of the North Which overspread the world. --Drayton.