adverb taking the と particle, 'taru' adjective

Messages.yoji.
  1. vigilantly (watching for an opportunity), eagerly, with an eagle eye.

Variations

Pronunciation Kanji Kana Is Common
虎視眈々 こしたんたん
虎視眈眈 こしたんたん

Contained Kanji Breakdown

tiger, drunkard
とら コ たけ (11th, N1)
tiger spots, mottled, tiger or tiger crown radical (no. 141)
 (Kentei 1)
divining, fortune-telling, divination or katakana to radical (no. 25)
ボク うらな.う うらない (Kentei Pre-1)
wild goose, trailing cliff radical (no. 27)
カン かりがね (Kentei 1)
spoon, spoon or katakana hi radical (no. 21)
ヒ さじ (Kentei 1)
legs radical (no. 10)
ジン ニン がい (Kentei 1)
inspection, regard as, see
シ み.る み (6th, N1)
cult, showing radical (no. 113)
see, hopes, chances
み.る ケン (1st, N5)
eye, class, look
め モク ボク (1st, N4)
legs radical (no. 10)
ジン ニン がい (Kentei 1)
watch intently
タン にら.む (Kentei 1)
eye, class, look
め モク ボク (1st, N4)
wa-shaped crown radical (no. 14)
ベキ (Kentei 1)
legs radical (no. 10)
ジン ニン がい (Kentei 1)
repeated kanji symbol