The Collaborative International Dictionary of English v.0.48:
anklets \anklets\ n. pl. 1. socks that reach just above the ankle. Syn: anklet, bobbysock, bobbysocks [WordNet 1.5]WordNet (r) 3.0 (2006):
anklets n 1: a sock that reaches just above the ankle [syn: anklet, anklets, bobbysock, bobbysocks]