Passive may refer to:
- Passive voice, a grammatical voice common in many languages, see also Pseudopassive
- Passive language, a language from which an interpreter works
- Passivity (behavior), the condition of submitting to the influence of one's superior
- Passive-aggressive behavior, resistance to following through with expectations in interpersonal or occupational situations
- Passive income, income resulting from cash flow received on a regular basis
- Passive immunity, the transfer of active humoral immunity
- Passive experience, observation lacking reciprocal interaction; and wrought with delusion of control.