Either of two varieties of squash, distinguished by their tapering, recurved necks. The summer crookneck is botanically a variety of the pumpkin (Cucurbita pepo) and matures early in the season. It is pale yellow in color, with warty excrescences. The winter crookneck belongs to a distinct species (C. moschata) and is smooth and often striped.
- Any of several edible varieties of summer squash having a narrow crooked or curved neck and a yellow rind and flesh.