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The most beautiful set of boobs on a well proportioned body. Not too big, not too small, perfect for sex and practical for life. Won't sag, won't hurt your gf. It's the common cup size for super models. Best. Size.
I used to like bigger boobs, but my girlfriend's b-cups are the best i've ever seen.

Her b-cups are so perky, sensitive, and a perfect handful.
B-cup by Sircumference April 17, 2019
Words you can keep
my girlfriend wears a 34B and they are most perfect tits I have ever seen in my entire life. i love b-cups.
b-cup by bayou August 25, 2006
Related Words
b cups Mrs. B Cup B-Randon b.m.w. B B-RAD B.B.B B.O. B.E.T. B.A.F
most common cup size; cup size of some of Hollywood's sexiest celebrities (Cindy Crawford, J. Lo, Cameron Diaz, etc.)

34B is perfect hand-full.
J.Lo, Julia Roberts, Justine Bateman, Cameron Diaz, Cindy Crawford, Rebecca Gayheart, Teri Hatcher (Desperate Housewives), Ashley Judd, Nicole Kidman, Tanya Roberts, Niki Taylor, Amber Valetta, Nicolette Sheridan, etc.)
B-cup by Seablue3 May 13, 2005
The perfect cup size in many ways.
They are bigger than an A-cup and you can actually hold on to them but you do not get saggage or stretch marks like you do with larger cup sizes. They fit perfectly in the palm of your hand. You can wear most types of shirts with them.
Dick: Wow, Crystal has really big tits.
Regina: Yeah, but they're probably all stretch marked. You should go out with Letitia, she has a pair of perfect fit b-cups.
B-cup by thisismealex February 11, 2008
The "best of both worlds" bra size-- not too big, not too small. Look equally great in couture coverage or revealing cleavage.
B-cups are the 'Reese's Peanut Butter Cups' of breasts-- sweet, satisfying, and just the right size.
I don't need any padded bras for my B-cups, I like 'em just fine. I'll be rockin' those girls out on the town tonight.
b-cup by Zelums July 19, 2011
the bra size where the breast is finally slightly larger than the nipple by itself
Over the summer she graduated to a B-cup.
B-cup by Junior January 5, 2004

Mrs. B Cup 

Someone who thinks they have a D cup, but in fact have a B cup
She is totally a Mrs. B Cup
Mrs. B Cup by defaultdenault March 17, 2023
More from Urban Dictionary
Acronym, meaning Too Long Didn't Understand
Similar to TLDR
Sister: This meeting was to discuss the rough draft of my essay, where we discussed the subsidiary questions I added in my rough draft. We also discussed the relationship between my main title and the real-life situations I chose to use in my essay. We discussed the structure of my essay as well, specifically the Math AOK section and how it relates to the contradiction of the title. This second meeting was particularly helpful in discussing the implications of my essay claims and how to apply the title across various areas of knowledge. There were many sections of the essay that could have been cut down in wordiness and the ways of knowing required further and more in-depth analysis.

Me: Woah! TLDU!
TLDU by L-Evans January 14, 2019
Word of the Day on August 30, 2026
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