1. A method or approach to solving a problem that deviates from traditional, standard, or expected practices
The startup found an unconventional solution to reduce costs by using recycled materials.
A startup encontrou uma solução não-convencional para reduzir custos usando materiais reciclados.
2. An innovative or creative approach that challenges established norms or methodologies
His unconventional solution to the traffic problem surprised city planners.
Sua solução não-convencional para o problema de trânsito surpreendeu os planejadores urbanos.