Entry 2 senses Webster, 1913 littleneck · IPA /ˈlɪtəlˌnɛk/ 01 n. a quahog when young and small; frequently eaten raw. 1. a quahog when young and small; frequently eaten raw. 2. a young quahog suitable to be eaten raw. Syn. littleneck clam. — Syn. -- littleneck clam.