Definition of lath
1 : a thin narrow strip of wood nailed to rafters, joists, or studding as a groundwork for slates, tiles, or plaster
2 : a building material in sheets used as a base for plaster
3 : a quantity of laths
Recent Examples of lath from the Web
Katherine Jones firstname.lastname@example.org Work on The Sturiale Place revealed the original lath-and-plaster of the 1893 home.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lath'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of lath
Middle English, from Old English *læthth-; akin to Old High German latta lath, Welsh llath yard
First Known Use: 13th centurySee Words from the same year
LATH Defined for English Language Learners
Definition of lath for English Language Learners
: a long and thin piece of wood that is used in walls and ceilings to support plaster, tiles, etc.
LATH Defined for Kids
Definition of lath for Students
: a thin strip of wood used (as in a wall) as a base for plaster
Seen and Heard
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