The first initial cum shot whence the majority of the seed is spread
Jones: "I'm telling you bro, I pulled out and threw her on her knees"

Ben: "did she complain?"

Jones: "nah cus, she wasn't tripping when she saw my lump sum"

Ben: "she musta felt like a hot bitch"

Jones: "fo show"
by Pussy mags July 21, 2016
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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?"
by Muttemor September 4, 2022
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A penile discharge that is one large tad-pole like sperm instead of millions of tiny ones.
Yeah, she blew me, but couldn't handle the lump sum cum and spat it out onto the floor. It wriggled for like five minutes before I had to squash it.
by The Great Brogan June 2, 2011
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Ejaculating a load of jizz into/onto someone. Often times it is used in reference to lump sum cum.
I gave her a lump sum donation.

I'd totally give Jessica Alba a lump sum donation.
by The Great Brogan June 2, 2011
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This is like what it was like I got an enormous fatto freaking check and they was like do you want to be the president and I was like hell yes check me down for that don't give me a dime and then they were like okay cool.
There was a lump sum after doing Lela star in the butt, I had a lump sum and I still return to the mailbox every day, when my lump sum was finally paid I still wanted Veronica Rodriguez, if I had a lump sum right now I wouldn't have to ask for change to buy a beer.
by Nohandle@weather May 25, 2021
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The first initial cum shot whence the majority of the seed is spread
Jones: "I'm telling you bro, I pulled out and threw her on her knees"

Ben: "did she complain?"

Jones: "nah cus, she wasn't tripping when she saw my lump sum"

Ben: "she musta felt like a hot bitch"

Jones: "fo show"
by Pussy mags July 21, 2016
Get the Lump Sum mug.