lap siding

noun

1

: building siding consisting of beveled boards wider and longer than clapboards compare drop siding

2

: an arrangement of two railroad sidings at a station in such a way that the turnout of one overlaps that of the other

Word History

Etymology

lap entry 3

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!