One of the Saṃjñās (5) (instinctual sensation);
instinctive knowledge attained at the level of sensation, without involvement of senses and mind; the knowledge (or intuition) which occurs through (subtle) vibrations.
oghaḥ- sāmānyam apravibhaktarūpaṃ yatra na sparśanādīnidriyāṇi tāni manonimittamāśnyante, kevalaṃ matyāvaraṇīyakṣayopaśama eva tasya jñānasyotpatau nimittam.
(TaBhā 1.14 Vṛ)