oat·er 
(ōtər)
(ōtər)n.
Slang
Slang
A movie about frontier or cowboy life; a western.
[From the prominence of horses, known for their taste for oats, in such films.]
- mouth organ
- mouthpart
- mouthpiece
- mouth-to-mouth resuscitation
- mouth-to-mouth ventilation
- mouthwash
- mouthwatering
- mouthy
- mouton
- moutonnée
- moutonnéed
- movability
- movable
- movable feast
- movableness
- movable type
- movably
- move
- moveable
- moveable
- move heaven and earth
- move in
- move in on
- movement
- movement therapy