disposable cup
nounUK /dɪˈspəʊzəbl kʌp/
US /dɪˈspoʊzəbl kʌp/
A cup you use once and then throw away.
She drank her juice from a disposable cup at the picnic.
OTHER MEANINGS
2. A cup made of thin plastic or paper that is meant to be used only one time.
The coffee shop gives hot drinks in a disposable cup with a lid.
3. A cheap cup you do not wash or keep after using it.
Please put your disposable cup in the bin, not on the table.
4. A cup used at parties or events so no one has to wash dishes.
We bought a pack of disposable cups for the birthday party.