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

Illustration of tobacco

• tobacco 1

Examples of tobacco in a Sentence

a farm that grows tobacco

a state tax on tobacco

Recent Examples on the Web

The study found that anabolic steroids were less harmful than alcohol, tobacco and cannabis. —Dan Perry, Newsweek, 13 Feb. 2025

The study estimates that lung cancer in people who have never smoked cigarettes or tobacco in any form is now the fifth highest cause of cancer deaths worldwide. —Paul Smaglik, Discover Magazine, 13 Feb. 2025

Beverages and tobacco imported into the country face up to 45.5% tariffs on average, while categories such as sugars and confectionery, fruits and vegetables, clothing and transport equipment are subjected to tariffs between 14% and 34%. —Anniek Bao, CNBC, 11 Feb. 2025

Take the nicotine in a cigarette, which has the dubious honor of being named after Jean Nicot, the person who introduced tobacco to France. —Daniel Seifert, JSTOR Daily, 5 Feb. 2025

Word History

Etymology

Spanish tabaco, probably from Taino, roll of tobacco leaves

First Known Use

circa 1565, in the meaning defined at sense 1

Phrases Containing tobacco

• anti-tobacco
• chewing tobacco
• dipping tobacco
• Indian tobacco
• smokeless tobacco
• tobacco budworm
• tobacco hornworm
• tobacco juice
• tobacco mosaic virus
• tobacco road

Kids 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