A vein is a blood vessel that carries blood toward the heart.

Look up vein in Wiktionary, the free dictionary.

Vein may also refer to:

• Vein (botany), vascular tissue in the leaves
• Wing vein, a supporting structure in insect wings
• Vein (geology), a tabular body of minerals distinct from the surrounding rock
• Vein (metallurgy), a casting defect

• Vein (band), an American metalcore band
• Vein (Boris album), 2006
• Vein (Foetus album), 2007
• "Vein", a song by Cannibal Ox from The Cold Vein, 2001
• The Vein, a 1928 French silent comedy film
• Vein, a demon in The Demonata

• Ellen Goldsmith-Vein, American businesswoman and producer
• Jon F. Vein, American lawyer and businessman

• Vain (disambiguation)

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