1 to fire (a gun) or cause (a firework etc) to explode: He let the gun off accidentally.
az: güllə atmaq
ru: выстреливать; запускать
2 to allow to go without punishment etc: The policeman let him off (with a warning).
az: cəzasız buraxmaq, əfv etmək, bağışlamaq
ru: отпустить без наказания