pulled a guillermo 

being a major key pussy, and giving a bullshit excuse on why you didn't do something.

Swagven: hey man, do you know if carlos asked out that girl yesterday?
Dankiel: Nah man, he must have pulled a guillermo.

pulled a guillermo by ultraswaggetnigglet July 12, 2016

Guillem 

A Guillem is the most amazing boy you will ever met. He cares about his friends and family, if you know a Guillem he’ll never let you down. He will be always there for you to rely on.
Also, he is really fuckin HOT. Girls fall in love with him with just on of his looks or smiles. He knows how to flirt, but he doesn’t even need it, girls get crazy for him either way. He doesn’t like Thots, so thots, stay a few meters away from him.
He is usually very healthy and pretty tall, and most of the time he is a latino.
A really nice friend.
A few other ways to call him are:
-Guishe or Guixe
- William or Willy
- Guishermina
Remember, if you ever meet a Guillem, stay close to him, you will get lots of benefits.

Girl 1: You haven’t seen any Guillem today yet??

Girl 2: No, I am so unlucky, he is so frickin hot, i love him.

Guillem by Cackblack November 2, 2018

Guilherme

Guilherme is a person who cares about everything and everyone, which is also his weakeness. He will always see the best side in everyone, also if something or someone hurt him.
Be thankful for this person.
He's also a good partner and the best one in bed. Yeah, he'll make you feel what you are never going to feel in anybody.
He loves sports and his family, his passion is the most greatful thing for him.
If you have one of those, never let go.
He is one of the lasts men that still have feelings and that is good for a woman

Oh, who is Guilherme?
- well, he is one of the best persons I've ever met

Guilherme by Alguém que se importa February 2, 2020

Guillermina 

The best kind of people. Loyal,kind,artistic and fashionable. They are the type of people that would wait for you to tie your shoe when you r walking together

-Oh they are an angel

-their name must be Guillermina

-yea you r right

Guillermina by Heyitsdaddy June 2, 2020

Guilherme

He is perfect! He is anything anyone could ask for, as he is trusting, caring, handsome, funny, smart, intelligent and everything else. The only down side is that he can be annoying sometimes, but that only means he loves you!

I love Guilherme! He is a really cool guy!

Guilherme by Anonymous74356123098 February 4, 2020

Guilherme

Guilherme is a Portuguese name, not very usual but on the other hand not rare. It is given to a person who is extremely cool and chilled.Someone who loves sports and absolutelly adores partying.
Handsome, attractive and fit are very common characteristics for someone called Guilherme. Also tends to bang fir ladies.

Ladie: Look at that guys body !!!
Other girl:What a Guilherme...

Guilherme by YourAnimous November 23, 2011

Guilherme

a cool mothafucka;

That Guilherme dude has a strange name but is a cool mothafucka!

Guilherme by Rancidid January 13, 2009