Coughtag 

Coughtag, is a way people indicate something by coughing. This meaning could be to indicate something which a person has said or done. For example, if someone was to do something bad which you saw, you could annoy them by coughing and saying the deed they've done.

A Boy goes on bad websites, and his friend sees.

The next day the friend: (Cough), BAD WEBSITES!

Another example:

Friend - Coughtag BADWEBSITES!

Coughtag by Craazetoon April 30, 2014

Chughtai 

Chughtai - n - m - Someone whose first name begins with Hass, then ends with any number of "a"s and an n.

Hassaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaan Chughtai is Hassaaaaaaaaaaaaaaaaaaaaaaaaaaaaan Chughtai's brother.

Chughtai by Zeeshan Sarwar July 27, 2010

Coughtation mark 

Coughtation Mark, (Noun) Is the use in text, and in verbal speech, of the word "cough" or by emulating the bodily function of "coughing" to humorously hide and or interject a snarky phrase or comment during conversation, usually meant to possibly annoy one person, while potentially amusing others present or partaking in said conversation.

Female: Does this make my butt look big?
Male: *Cough* thicc AF *Cough*
Female: Did you just say "cough"
Male: Yes, I used Coughtation Marks

Coughtation mark by WireableCarrot May 23, 2019