blow-up pillow
nounUK /ˈbləʊ ʌp ˈpɪləʊ/
US /ˈbloʊ ʌp ˈpɪloʊ/
A soft pillow you fill with air to use.
I packed a blow-up pillow for the long car trip.
OTHER MEANINGS
2. A pillow that can be deflated and folded small for storage.
The blow-up pillow fit easily in my backpack.
3. A temporary pillow used by campers or travelers.
She blew up her blow-up pillow before the flight.
4. A pillow filled with air instead of foam or feathers.
Unlike a feather pillow, a blow-up pillow is very light.