A companion animal is just another word for a family pet. Think Fido and Fluffy. At Pets for Patriots, we celebrate the extraordinary, innate therapeutic abilities of the everyday companion dog or cat.
1 per se (Latin), a Latin phrase meaning by itself or in itself. 2  Illegal per se, the legal usage in criminal and anti-trust law.  Negligence per se, legal use in tort law.
Legal Definition of per diem. 1  1 : a daily allowance received a per diem for expenses. 2  2 : a daily fee paid a per diem for maintenance of the equipment.