1. A suggestion, proposal, or statement made without sensitivity to others' feelings, circumstances, or social conventions; an insensitive or impolite offer or idea
His tactless proposition to cut salaries during the crisis upset all the employees.
Sua proposição indiscreta de cortar salários durante a crise desagradou todos os funcionários.
2. An inappropriate or offensive suggestion, often sexual or romantic in nature, made without considering the other person's comfort
She rejected his tactless proposition after only knowing him for five minutes.
Ela rejeitou sua proposição indiscreta depois de conhecê-lo por apenas cinco minutos.