1. The standard, customary, or widely accepted way of using something according to established practice or tradition
The conventional use of a fork is to eat with it, not to use it as a hair comb.
O uso convencional de um garfo é comer com ele, não usá-lo como um pente.
2. Application of something in accordance with its originally intended purpose or established social norms
Beyond its conventional use as a weapon, the sword became a symbol of honor.
Além de seu uso convencional como arma, a espada tornou-se um símbolo de honra.