noun Date: circa 1637 one that gapes, any of several large sluggish burrowing clams (families Myacidae and Mactridae) including several used for food
GAPER
Meaning of GAPER in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012