1. to laugh softly or in a restrained manner, typically expressing amusement or mild humor
She chuckled quietly at his joke without drawing attention.
Ela riu baixinho com a brincadeira dele sem chamar atenção.
2. to make soft, suppressed sounds of laughter
He chuckled quietly to himself while reading the funny passage.
Ele riu baixinho consigo mesmo enquanto lia a passagem engraçada.