Definition of reform. transitive verb. 1a : to put or change into an improved form or conditionb : to amend or improve by change of form or removal of faults or abuses. 2 : to put an end to (an evil) by enforcing or introducing a better method or course of action. 3 : to induce or cause to abandon evil ways reform a drunkard.
The largest horse in recorded history was probably a Shire named Mammoth, who was born in 1848. He stood 21.2 hands (86 inches, 218 cm) high, and his peak weight was estimated at 1,524 kilograms (3,360 lb).
He stood 21.2â4 hands (86.25 inches, 219 cm) high and his peak weight was estimated at 1,524 kilograms (3,360 lb). The current record holder for the world's smallest horse is Thumbelina, a fully mature miniature horse affected by dwarfism. She is 17 in (43 cm) tall and weighs 57 lb (26 kg).