rollaway
/ˈrəʊləweɪ
/noun North American
A bed fitted with wheels or castors, allowing it to be moved easily: [as modifier]: a rollaway bed...
- I lay on the green rollaway cot on the floor beside her.
- You could squeeze 4 or 5 at a time into a hotel room - 2 in each bed plus a rollaway bed (which could be an extra charge).
- Nathan was snoring, and Amber had taken over the second rollaway bed, pretending to be asleep.