Ache \Ache\, v. i. [imp. & p. p. {Ached}; p. pr. & vb. n. {Aching}.] [OE. aken, AS. acan, both strong verbs, AS. acan, imp. [=o]c, p. p. acen, to ache; perh. orig. to drive, and akin to agent.] To suffer pain; to have, or be in, pain, or in continued pain; to be distressed. "My old bones ache." --Shak. [1913 Webster] The sins that in your conscience ache. --Keble. [1913 Webster]