Please unbutton your shirt and loosen your belt.
He reaches an arm around my waist and with his other hand he begins to unbutton my jacket and then he goes on to the buttons of my blouse.
Take your shoes off and unbutton your shirt please.
The officer ordered the tall solider not to unbutton his uniform.
Please unbutton your shirt and let me examine you.
Don't cover your heart with your hands or arms and, when possible, unbutton your jacket or coat.
Step aside here and unbutton your vest please.
If you unbutton your collar, remove your tie.
Director: Mrs, could you unbutton your coat please? Let's examine your chest and abdomen.
He started to unbutton his pants.
Please unbutton your coat.