1. An increase or acquisition of backing, assistance, or endorsement from individuals or groups
The candidate experienced a significant gain of support after the debate.
O candidato experimentou um ganho significativo de apoio após o debate.
2. The process of obtaining additional help or approval for a cause, project, or initiative
The environmental group's gain of support from local businesses strengthened their campaign.
O ganho de apoio do grupo ambiental de empresas locais fortaleceu sua campanha.