Quick definitions from WordNet (upset)
▸ noun: the act of upsetting something ("He was badly bruised by the upset of his sled at a high speed")
▸ noun: the act of disturbing the mind or body ("His carelessness could have caused an ecological upset")
▸ noun: a tool used to thicken or spread (the end of a bar or a rivet etc.) by forging or hammering or swaging
▸ noun: an improbable and unexpected victory ("The biggest upset since David beat Goliath")
▸ noun: condition in which there is a disturbance of normal functioning ("Everyone gets stomach upsets from time to time")
▸ noun: an unhappy and worried mental state ("She didn't realize the upset she caused me")
▸ verb: disturb the balance or stability of ("The hostile talks upset the peaceful relations between the two countries")
▸ verb: defeat suddenly and unexpectedly ("The foreign team upset the local team")
▸ verb: cause to lose one's composure
▸ verb: form metals with a swage
▸ verb: move deeply ("This book upset me")
▸ verb: cause to overturn from an upright or normal position
▸ adjective: mildly physically distressed ("An upset stomach")
▸ adjective: having been turned so that the bottom is no longer the bottom ("The upset pitcher of milk")
▸ adjective: thrown into a state of disarray or confusion ("With everything so upset")
▸ adjective: afflicted with or marked by anxious uneasiness or trouble or grief ("Too upset to say anything")
▸ Also see upset
▸ noun: the act of upsetting something ("He was badly bruised by the upset of his sled at a high speed")
▸ noun: the act of disturbing the mind or body ("His carelessness could have caused an ecological upset")
▸ noun: a tool used to thicken or spread (the end of a bar or a rivet etc.) by forging or hammering or swaging
▸ noun: an improbable and unexpected victory ("The biggest upset since David beat Goliath")
▸ noun: condition in which there is a disturbance of normal functioning ("Everyone gets stomach upsets from time to time")
▸ noun: an unhappy and worried mental state ("She didn't realize the upset she caused me")
▸ verb: disturb the balance or stability of ("The hostile talks upset the peaceful relations between the two countries")
▸ verb: defeat suddenly and unexpectedly ("The foreign team upset the local team")
▸ verb: cause to lose one's composure
▸ verb: form metals with a swage
▸ verb: move deeply ("This book upset me")
▸ verb: cause to overturn from an upright or normal position
▸ adjective: mildly physically distressed ("An upset stomach")
▸ adjective: having been turned so that the bottom is no longer the bottom ("The upset pitcher of milk")
▸ adjective: thrown into a state of disarray or confusion ("With everything so upset")
▸ adjective: afflicted with or marked by anxious uneasiness or trouble or grief ("Too upset to say anything")
▸ Also see upset