This is a pictograph of a net. Hence, it is the verb to net.
Illustrative Text Reference:
Mohenjo-daro: Seal: M-655 a: Sayid Ghulam Mustafa Shah and Asko Parpola, 1991: Corpus of Indus Seals and Inscriptions: Volume 2: Page 27: Collections in Pakistan: Suomalainen Tiedeakatemia.