under the control of; in a lower position in a hierarchy of authority: Underneath the department heads are the junior executives. hidden, disguised, or misrepresented, as by a false appearance or pretense: Underneath his bluster is a timid nature. B1 under or below: The tunnel goes right underneath the city. They found a bomb underneath the car. Underneath that shy exterior, she's actually a very warm person. He was wearing a garish T-shirt underneath his shirt. These example sentences are selected automatically from various online news sources to reflect current usage of the word 'underneath.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Middle English undernethe, 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' underneath - Translation to Spanish, pronunciation, and forum discussions. Synonyms for underneath at Thesaurus.com with free online thesaurus, antonyms, and definitions. Find descriptive alternatives for underneath. Underneath the water, all was calm. We flew underneath the bridge. We looked underneath the table. Under the control or power of. There was little freedom . underneath meaning, definition, what is underneath: directly under another object or covered.: Learn more. What is underneath (adjective, adverb, noun, preposition)? underneath (adjective, adverb, noun, preposition) meaning, pronunciation and more by Macmillan . Crime . Photos. Peter Gallagher and Alison Elliott in The Underneath (1995) Steven Soderbergh in The Underneath (1995) Alison Elliott in The Underneath (1995) Peter .