1. to display or exhibit prejudice, favoritism, or a tendency to support one person, group, or idea over another unfairly
The referee showed bias toward the home team by making questionable calls.
O árbitro demonstrou preconceito em favor do time da casa ao fazer decisões questionáveis.
2. to reveal partiality or lack of objectivity in judgment or decision-making
The news outlet showed bias in their coverage of the election.
O veículo de notícias demonstrou parcialidade na cobertura da eleição.