adjective
- suitable or able to be sent through the mail
Examples
- The package is too large to be mailable through regular postal service.
- Make sure your documents are in a mailable envelope.
- Fragile items may not be mailable without special packaging.
- The post office has strict rules about what items are mailable.
- Letters must be properly addressed to be mailable.
- Some hazardous materials are not mailable for safety reasons.