\Tim"or*ous\, a. [LL. timorosus, from L. timor fear; akin to timere to fear. See {Timid}.] 1. Fearful of danger; timid; deficient in courage. --Shak. 2. Indicating, or caused by, fear; as, timorous doubts. ``The timorous apostasy of chuchmen.'' --Milman. -- {Tim"or*ous*ly}, adv. -- {Tim"or*ous*ness}, n.