outˈrider noun

1. A person who rides beside a vehicle as a guard
2. A rider sent ahead as a scout, or to ensure a clear passage

• eigen-
• eigen-frequency
• eigenfunction
• eigenfunctions
• eigentone
• eigentones
• eigenvalue
• eigenvalues
• eigenvector
• eigenvectors
• eight
• eight bells
• eight-day
• eighteen
• eighteen-hole
• eighteenmo
• eighteenmos
• eighteen-pence
• eighteen-penny
• eighteen-penny piece
• eighteens
• eighteenth
• eighteenthly
• eighteenths
• eightfoil