Subject to disposal; free to be used or employed as occasion may require; not assigned to any service or use.
- Designed to be disposed of after use: disposable diapers; disposable razors.
- Remaining to a person after taxes have been deducted: disposable income.
- Free for use; available: Every disposable piece of equipment was sent to the fire.
- An article, such as a paper diaper or hypodermic syringe, that can be disposed of after one use.