movingfolder
nounUK /ˈmuːvɪŋ ˈfəʊldə/
US /ˈmuːvɪŋ ˈfoʊldər/
A moving folder is a folder that you carry things in when you go to a new home.
She packed her books into a moving folder before the family left the old house.
OTHER MEANINGS
2. A folder on a computer that is being moved from one place to another.
The moving folder showed a little progress bar on the screen.
3. A folder that holds papers about a move, like lists and addresses.
Dad kept the moving folder with all the new house papers.
4. A folder with wheels or handles that makes carrying things easier.
The moving folder rolled along the sidewalk beside her.