out·rid·er 
(outrī′dər)
(outrī′dər)n.
1. A guide; an escort.
2. One that goes in advance; a forerunner.
3. A mounted attendant who rides in front of or beside a carriage.
- lower criticism
- Lower Egypt
- lower esophageal sphincter
- Lower Forty-Eight
- loweringly
- Lower Michigan
- Lower Michigan
- lowermost
- Lower Palatinate
- Lower Peninsula
- Lower Rhine
- Lower Sorbian
- lower the boom
- Lower Tunguska
- lower world
- lowery
- lowest common denominator
- lowest common multiple
- lowest terms
- low-fi
- low fidelity
- low-fidelity
- low frequency
- low gear
- Low German