bunk bed

US /ˈbʌŋk bed/
UK /ˈbʌŋk bed/
"bunk bed" picture
1.

lit superposé

a bed in which the framework of one bed is stacked directly above that of another

:
The children love sleeping on the bunk bed.
Les enfants adorent dormir dans le lit superposé.
We need to assemble the new bunk bed this weekend.
Nous devons assembler le nouveau lit superposé ce week-end.