BT Er 43a(26) :כי תיבעי לך עמוד גבוה ٠٠٠ ואינמי דקא אזיל בקופ̇צ̇א‏ : when you should ask is in the case of a high column ... or also where it/he is moving along in leaps
See the entire entry for nmy adv. also