two-horse (carriage); drawn by two horses
Describes a carriage or vehicle pulled by two horses. Often used attributively as in 二頭立ての馬車.
They headed to the ceremony venue in a two-horse carriage.
two-horse carriage; carriage and pair
Refers to the carriage itself, not just the arrangement. Can be used as a standalone noun.
There were tourists waiting for a two-horse carriage in front of the station.
General term for a horse-drawn carriage; 二頭立て specifies the number of horses.
Compound of 二頭 (two horses) + 立て (from 立てる, here meaning 'to set up' or 'to arrange'). The exact historical derivation is uncertain, but the term follows a common pattern for counting horse-drawn vehicles.