This is the 8319th most frequent Russian word.
мин
"Мин" in Russian can mean "minus" or refer to "min" (abbreviation for "minute").
The word 'минуты' in this sentence stands for 'minutes', specifically as a unit of time measurement.
Я пробежал километр за три минуты.
I ran a kilometer in three minutes.
The word 'мину' in this sentence represents 'mine', referring to an explosive device.
Положите мину под этот объект.
Place the mine under this object.
'Мин' here is used as a proper noun, likely referring to a person's name or nickname.