lean-to
UK[ˈliːn tuː]US[ˈliːn tuː]
n
a small building with a roof that slopes from a high point at one side down to a low point at the other, often built against the wall of a larger building
n
a roof or shelter of this type
Morpheme Breakdown
lean
to
lean
verb
to
preposition
Etymology
The term "lean-to" is a transparent English compound formed from the verb "lean" and the preposition "to." It originated in the late 15th century, directly describing a structure whose roof "leans to" or slopes against a supporting wall, tree, or other building. The logic is entirely practical and visual: the building is not free-standing but is designed to lean against a support, creating its characteristic single-slope roof. This descriptive name has remained unchanged, perfectly capturing the simple architectural principle of the shelter.
Analysis
Structure: lean (verb) + to (preposition)
lean: From Old English hleonian, meaning "to bend, recline, or incline." In this compound, it functions as a verb describing the action of sloping or resting against something.
to: From Old English tō, a preposition indicating direction, position, or attachment. In this compound, it signifies the direction or point of support.
Examples
They built a rustic lean-to against the cabin to store firewood.
The hikers took shelter from the rain in a small lean-to by the trail.
The garden tools are kept in that old lean-to at the back of the house.