lean-to

UK: /ˈliːntuː/ US: (lēn′to̅o̅′)

Inflections of 'lean-to' (n): npl: lean-tos

WordReference Random House Learner's Dictionary of American English © 2025

ˈlean-ˌto,  n. [countable] , pl. -tos. 

1. a shack or shed supported at one side by trees or posts and that has a slanted roof.

WordReference Random House Unabridged Dictionary of American English © 2025

lean-to  (lēn′to̅o̅′), n., pl. -tos. 

1. a shack or shed supported at one side by trees or posts and having an inclined roof.
2. a roof of a single pitch with the higher end abutting a wall or larger building. See illus. under roof. 
3. a structure with such a roof.

• 1425–75; late Middle English; noun, nominal use of verb, verbal phrase lean to

Collins Concise English Dictionary © HarperCollins Publishers::

lean-to noun ( -tos)

1. a roof that has a single slope with its upper edge adjoining a wall or building
2. a shed or outbuilding with such a roof