from the GNU version of the Collaborative International Dictionary of English
- intransitive v. To wink; to nictitate.
from The Century Dictionary and Cyclopedia
- To wink; nictitate.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. briefly shut the eyes
From (the participle stem of) Latin nictāre ("to wink, blink"). (Wiktionary)