the female of a horse or other equine animal.
Most adults live in social groups, either of stallions, of mares with their dependent foals, or in mixed sex groups.
a very unpleasant or frustrating experience.
this week is going to be a bit of a mare but at least the end is in sight
a large, level basalt plain on the surface of the moon, appearing dark by contrast with highland areas.
Mare Imbrium