Reusable/ˌriːˈjuːzəbl/ Definition 1 of 2Pro Tip 1/3Eco-friendly Connotation Reusable often suggests environmental benefits by reducing waste. Choose reusable bags to minimize your carbon footprint. Pro Tip 2/3Cost Saving Using 'reusable' can imply saving money over time compared to one-time items. Buying a reusable water bottle saves you money on drinks. Pro Tip 3/3Not Always Interchangeable 'Reusable' doesn't mean 'disposable'; they serve opposite purposes. Disposable masks are for one-time use; reusable ones are not.