1. Complete and unreserved support or approval of something or someone without any conditions, doubts, or reservations
The committee gave their absolute endorsement to the new policy proposal.
O comitê deu seu apoio incondicional à nova proposta de política.
2. In legal/business contexts: an unqualified signature or approval on a document indicating complete acceptance of terms
The investor's absolute endorsement of the contract meant no modifications were needed.
O apoio incondicional do investidor ao contrato significava que nenhuma modificação era necessária.