Gravity \Grav"i*ty\, n.; pl. {Gravities}. [L. gravitas, fr. gravis heavy; cf. F. gravit['e]. See {Grave}, a., {Grief}.] 1. The state of having weight; beaviness; as, the gravity of lead. [1913 Webster] 2. Sobriety of character or demeanor. "Men of gravity and learning." --Shak. [1913 Webster]