upset nedir? upset nedir? To cause to turn or tip over; capsize.To disturb the functioning, order, or course of: Protesters upset the meeting by chanting and shouting. To distress or perturb mentally or emotionally: The bad news upset me. To overthrow; overturn: upset a will. See Synonyms at overthrow.To defeat unexpectedly (an opponent favored to win).To make (a heated metal bolt, for example) shorter and thicker by hammering on the end.To become overturned; capsize.To become disturbed.The act of upsetting or the condition of being upset.A disturbance, disorder, or state of agitation.A game or contest in which the favorite is defeated.A tool used for upsetting; a swage.An upset part or piece.Having been overturned; capsized.Exhibiting signs and symptoms of indigestion: an upset stomach. In a state of emotional or mental distress; distraught: upset parents.