Someone who is acting uptight or irritable, thereby ruining everyone else's good time.
Emma: "They're just a sour lump in the mix,"
Angelica: "Don't be such a sour lump, Liam!"
Emma: "They're just a sour lump in the mix,"
Angelica: "Don't be such a sour lump, Liam!"
Liam the Sour Lump: "That wasn't funny, guys. >:("
Friend 1: "What's the matter with him?"
Friend 2: "Oh, don't mind him. He's just being a sour lump like always."
Friend 1: "What's the matter with him?"
Friend 2: "Oh, don't mind him. He's just being a sour lump like always."
by meluvcheese22 June 12, 2016
Get the sour lumpmug. The act of grouping people you hate together as if they were all the same person; usually giving them all the same disparaging handle or slur.
"How is it that all you conservatives are racist nazis?"
"How is it all you progressives are communist pedophiles?"
"Would you both just stop Lump-Summing eachother?"
"How is it all you progressives are communist pedophiles?"
"Would you both just stop Lump-Summing eachother?"
by Muttemor September 3, 2022
Get the Lump-Summingmug. by ShazzySprinkles March 2, 2017
Get the horizon lumpsmug. by 1337noname September 24, 2020
Get the Comorbiditous Lumpmug. by Yeetnation May 11, 2020
Get the breast lumpmug. Occupation where you sit at a desk and do practically nothing all day. It may seem like the easiest job ever, but the person who has the job will never cease to feel like an idiot.
by pshermanwallabyway April 28, 2010
Get the chair lumpmug. by m e m e.mp3 November 24, 2018
Get the scrotal lumpsmug.