underside
noun
un·der·side
ˈən-dər-ˌsīd 
ˌən-dər-ˈsīd
1
: the side or surface lying underneath
2
: a side usually hidden from sight
specifically
: the more unpleasant or reprehensible side
the underside of politics
Examples of underside in a Sentence
the underside of the table
The book explores the underside of human nature.
Recent Examples on the Web
The Solution: Check the plants carefully for signs of pests, and make sure to look on the underside of your plant leaves, too.
—
Lauren Landers, Better Homes & Gardens, 28 June 2025
Stamps or maker’s marks are often located on the underside of items.
—Sarah Lyon, Southern Living, 27 June 2025
Rubber pads on the underside of the Tivise help keep it from sliding around when in use.
—New Atlas, 17 June 2025
Later in the growing season, rust pustules on the underside of the leaf can be orange and black.
—Rita Perwich, San Diego Union-Tribune, 7 June 2025
See All Example Sentences for underside
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Lauren Landers, Better Homes & Gardens, 28 June 2025
Stamps or maker’s marks are often located on the underside of items.
—Sarah Lyon, Southern Living, 27 June 2025
Rubber pads on the underside of the Tivise help keep it from sliding around when in use.
—New Atlas, 17 June 2025
Later in the growing season, rust pustules on the underside of the leaf can be orange and black.
—Rita Perwich, San Diego Union-Tribune, 7 June 2025
See All Example Sentences for underside
Cite this Entry
“Underside.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/underside. Accessed 1 Jul. 2025.
Copy CitationKids Definition
underside
noun
un·der·side
ˈən-dər-ˌsīd
ˌən-dər-ˈsīd
: the side or part lying underneath
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