Khloe Kardashian confessed that it was her chub growing up that kept her from “being a whore in life.”

On Sunday night’s episode of Keeping Up With the Kardashians, the youngest Kardashian sister, 31, got candid about her weight while making fun of herself.

WATCH: Kim and Khloe Kardashian 'Surprised' Scott Disick Checked Himself Into Rehab for 30 Days

The admission occurred after Kim Kardashian called her “Khloe Blowie,” while the pair was hanging out with their sisters.

"That wasn't my name in high school, that was another Khloe's name is high school," Khloe shot back. "Rob told my dad that my nickname was ‘Khloe Blowie' and I was like, 'That was not me, I'm the fat one, who's gonna want blowjobs from the fat girl?'

"Being fat really saved me from being a whore in life though, you guys,” she continued. “Being fat and then being married…like, I respect Lamar because he still liked me fat, which is, like, I appreciate that."

"That's what his hold has been over you this whole time?" Kim jokingly replied.

PHOTOS: Khloe Kardashian Steals Kourtney's Sheer Style During A-List Girls Night Out

"That's a big deal when a cool person likes you at your worst," Khloe explained.

Looking at her now, it’s hard to believe that the reality star thinks she was ever anything but smoking hot. She recently revealed how she lost 40 pounds over the past three years. To see what the Khloe did, watch the video below.