neckpillow
nounUK /ˈnekˌpɪləʊ/
US /ˈnekˌpɪloʊ/
A soft pillow you put around your neck to rest your head.
She wore a neckpillow on the long flight so she could sleep.
OTHER MEANINGS
2. A small cushion used to support the neck while sitting in a chair.
He placed a neckpillow behind his head while watching TV.
3. A padded ring worn to keep the neck still after an injury.
The doctor gave her a neckpillow to wear for a week.
4. A soft roll placed under the neck during a massage.
The masseuse slid a neckpillow under his head.