noun Date: circa 1847 the nutlike seed of a South American palm ( Phytelephas macrocarpa ) containing a very hard endosperm used for carving and turning
IVORY NUT
Meaning of IVORY NUT in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012