1.to mix a drink by moving it around with a spoon or a stick; to mix a substance such as paint by moving it around with an object such as a stick; to move food around in a dish or pan using a spoon or other object
2.to make someone feel upset or angry; to make someone feel enthusiastic about something; to make someone think about something
3.if an emotion or thought stirs in you, you feel it or think about it
4.to move slightly after being still for a long time
5.if you do not stir from a place, you do not leave it or move away from it
6.to move, or to be moved, slightly because of the wind
7.to move the burning pieces in a fire around
8.to say things deliberately in order to cause trouble between people