y tu madre

Spanish phrase used for insulting back a person.
I literally means "and your mom"

PS: the word tú, with an accent means you
the word tu, without an accent means your
just FYI

A: You, bastard.
B: ¡Y tu madre!

h-y not

posh irritable way of saying " and why not my furry feathered friend"

am i a shnigglebot? h-y not? h-y h-y h-yeeeeeeee?

Working out at the Y

Performing oral sex on a female; licking pussy

Last night my boyfriend was working out at the Y and came up looking like a glazed donut.

Pobol Y Cwm

pronounced "Pobbly cum"

1) A popular Welsh-language soap opera
2) An intensely painful disease of the prostate gland whereby small pebble-like lumps form in the semen.

1) Oh fuck no, Pobol Y Cwm!
2) Oh fuck no, Pobol Y Cwm!

Li Cm Y

The symbol for the element Lithium(Li), Curium(Cm) and Yttrium(Y) in Chemistry. It is used by Phineas from 'Phineas and Ferb' to outsmart Dr. Doofensmirt (nigga I don't know how to spell this nigga's name).

Phineas: Hey i think you need Lithium, Curium, Yttrium...
Dr Doofensmirt: What the fuck is that bro?
Phineas: Li Cm Y (lick my) balls nigga!!

y e ds

When you don't know how to spell yes.

"Hey are you going to the party later?"
"Y e ds"

F!Y/n

Usually used in fanfics, F!Y/n stands for Female Your Name. Basically it is including you, fanfics with this in the title are made specifically for female readers.

Titles would say something like,

'*character name* × F!Y/N'