Japanese edit

Etymology 1 edit

For pronunciation and definitions of ニコニコ – see the following entry.
にこにこ
[adverb] with a grin
[noun] smile
[verb] to smile
(This term, ニコニコ, is the katakana spelling of the above term.)

Etymology 2 edit

Noun edit

ニコニコ (nikoniko

  1. (mahjong, slang) a (yaku, hand) of seven pairs, worth 2 (han, doubles)
    Synonyms: 七対子 (chītoitsu), 七対 (chītoi)
  2. (Internet) Nico Nico Douga (a video-sharing website)