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

States that adopted policies addressing tobacco smoking saw more improvement in heart disease, for example. — Elizabeth Cooney, STAT, 15 July 2026

The framework encourages avoiding tobacco, staying physically active, getting sufficient sleep and eating a nutritious diet built around fruits, vegetables, lean protein, nuts, seeds and healthy fats like olive oil. — Samantha Agate, Miami Herald, 14 July 2026

Like tobacco companies that spent decades denying the health dangers of cigarettes, people who financially benefit from dependence on fossil fuels will always try to deny that climate change is happening, and that their products are causing it. — Elizabeth Shackelford, Chicago Tribune, 10 July 2026

No alcohol, tobacco, pets or personal barbecues are allowed during concerts. — Ut Community Press, San Diego Union-Tribune, 7 July 2026

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

Rhymes for tobacco

• afterglow
• akimbo
• albino
• aliquot
• allegro
• amigo
• apropos
• audio
• bungalow
• calico
• calypso
• cameo

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