'Motionless' definitions:

Definition of 'motionless'

From: WordNet
adjective
Not in physical motion; "the inertia of an object at rest" [syn: inactive, motionless, static, still]

Definition of 'Motionless'

From: GCIDE
  • Motionless \Mo"tion*less\, a. Without motion; being at rest. [1913 Webster]