noun a cetacean, or a sirenian.
2. mutilate ·adj deprived of, or having lost, an important part; mutilated.
3. mutilate ·adj having finlike appendages or flukes instead of legs, as a cetacean.
4. mutilate ·vt to destroy or remove a material part of, so as to render imperfect; as, to mutilate the orations of cicero.
5. mutilate ·vt to cut off or remove a limb or essential part of; to maim; to cripple; to hack; as, to mutilate the body, a statue, ·etc.