Definition of hijack for English Language Learners. : 1  to stop and steal (a moving vehicle) : 2  to steal (something) from a moving vehicle that you have stopped. : 3  to take control of (an aircraft) by force.
Dictionary entry overview: What does reconstitute mean? â¢ RECONSTITUTE (verb) The verb RECONSTITUTE has 1 sense: 1. construct or form anew or provide with a new structure Familiarity information: RECONSTITUTE used as a verb is very rare.
astute in British English. See all translations. astuteadjective. uk â /ÉËstÊuËt/ us â /ÉËstuËt/. âº able to understand a situation quickly and see how to take advantage of it: an astute investor/businesswoman. his astute handling of the situation. an astute observer of human behaviour. Thesaurus: synonyms and related words. Intelligence. acuity. acumen.