Look up smell or smells in Wiktionary, the free dictionary.

Smell may refer to;

• Odor, airborne molecules perceived as a scent or aroma
• Sense of smell, the scent also known scientifically as olfaction
• "Smells" (Bottom), an episode of Bottom
• The Smell, a music venue in Los Angeles, California
• Code smell, any characteristic of a program that possibly indicates a deeper problem