Meanings

horse chestnut (Aesculus hippocastanum)

mounted warrior

black horse

retired horse

horse's back

to rain on one side only (and leave the other side dry)

clay horse (Kofun and Nara periods)

horse trailer

birthwort (Aristolochia debilis)

unconstrained creativity

mare's milk

equine matters

circus equestrian-trick performer

points wagered by a spectator to match the winnings and losses of a particular player

Malaya

hobby horse

Tanabata straw horse

such a stupid ...

equestrian event

armored horse