underneath

 
Pronunciation: /ʌndəˈniːθ/

preposition & adverb

  • 1situated directly below (something else): [as preposition]: our bedroom’s right underneath theirs four names written underneath each other [as adverb]: his eyes were red-rimmed with black bags underneath [as adjective]: on longer hair, the underneath layers can be permed to give extra body
  • 2so as to be concealed by (something else): [as preposition]: money changed hands underneath the table figurative underneath his aloof air, Nicky was a warm and open young man [as adverb]: paint was peeling off in flakes to reveal greyish plaster underneath
  • partly or wholly concealed by (a garment): [as preposition]: she could easily see the broadness of his shoulders underneath a tailored white sports shirt [as adverb]: undoing her jacket to reveal nothing but a bra underneath

noun

[in singular]
  • the part or side of something facing towards the ground; the underside: a wart on the underneath of his foot

Origin:

Old English underneothan; compare with beneath