Illustration of tobacco
- tobacco 1
tobacco
noun
to·bac·co
tə-ˈba-(ˌ)kō 
plural tobaccos
1
: any of a genus (Nicotiana) of chiefly American plants of the nightshade family with viscid foliage and tubular flowers
especially
: a tall erect annual tropical American herb (N. tabacum) cultivated for its leaves
2
: the leaves of cultivated tobacco prepared for use in smoking or chewing or as snuff
3
: manufactured products of tobacco (such as cigars or cigarettes)
also
: smoking as a practice
has sworn off tobacco
4
: a moderate brown
Examples of tobacco in a Sentence
a farm that grows tobacco
a state tax on tobacco
Recent Examples on the Web
According to the city, the offense was a tobacco violation.
—
Alex Malm, Twin Cities, 6 Feb. 2025
Perfect for keeping together your books, files, and binders, the shelf comes in three different finishes (light honey, tobacco oak, and textured white).
—Sophia Beams, Better Homes & Gardens, 4 Feb. 2025
Damage to the alveoli (the tiny air sacs in the lungs that exchange carbon dioxide and oxygen)
The most common cause of COPD is tobacco smoking.
—Soma Mandal, Verywell Health, 4 Feb. 2025
Often persistent, the lesions can result from genetic mutations, chronic irritation, or exposure to risk factors like tobacco, alcohol, or HPV infection.
—Dan Perry, Newsweek, 31 Jan. 2025
See all Example Sentences for tobacco 
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Alex Malm, Twin Cities, 6 Feb. 2025
Perfect for keeping together your books, files, and binders, the shelf comes in three different finishes (light honey, tobacco oak, and textured white).
—Sophia Beams, Better Homes & Gardens, 4 Feb. 2025
Damage to the alveoli (the tiny air sacs in the lungs that exchange carbon dioxide and oxygen)
The most common cause of COPD is tobacco smoking.
—Soma Mandal, Verywell Health, 4 Feb. 2025
Often persistent, the lesions can result from genetic mutations, chronic irritation, or exposure to risk factors like tobacco, alcohol, or HPV infection.
—Dan Perry, Newsweek, 31 Jan. 2025
See all Example Sentences for tobacco
Dictionary Entries Near tobacco
Cite this Entry
“Tobacco.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tobacco. Accessed 13 Feb. 2025.
Copy CitationKids Definition
tobacco
noun
to·bac·co
tə-ˈbak-ō
plural tobaccos
1
: any of a genus of chiefly American plants of the nightshade family that have sticky leaves and tube-shaped flowers
especially
: a tall upright tropical American herb with pink or white flowers that is grown for its leaves
2
: the leaves of cultivated tobacco prepared for use in smoking or chewing or as snuff
Medical Definition
tobacco
noun
to·bac·co
tə-ˈbak-(ˌ)ō
plural tobaccos
1
: any plant of the genus Nicotiana
especially
: an annual South American herb (N. tabacum) cultivated for its leaves
2
: the leaves of cultivated tobacco prepared for use in smoking or chewing or as snuff
3
: manufactured products of tobacco
also
: the use of tobacco as a practice
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