noun

• (informal) Debutante ball or debut.
• A diminutive of the female given name Deborah
• A transliteration of the Bengali surname দেব (deb).
• A surname from Bengali.
• (informal) Clipping of debutante. [A young woman who makes her first formal appearance in society.]
• (biology) Initialism of dynamic energy budget.
• Initialism of dystrophic epidermolysis bullosa.