Ahem

[Britney]

The sound made when a person clears his/her throat, often interjected when speaking or writing to indicate that the next word or phrase is used ironically or euphemistically, (esp. with regard to sexual euphemisms).
Sometimes used to replace a sexually explicit word or phrase altogether.
When used on its own or at the end of a sentence, indicates that the entire previous sentence has been intended ironically or euphemistically.
Similar to the addition of not, as in: Well that TV show was interesting ... not.
Often written with asterisks.

[Couch Potatoe]

The noise made to suggest a reminder to someone when they have failed to do something. Ahem can be used to indicate annoyance and draw attention to the problem.

[PussyCat]

to sarcastically mean something

[Jessica]

a word that can be used to cover up any unholy word. must be used with bunny fingers, for extra effect.

[Tina]

When someone says something beyond stupidity without any compromisable answer, due to the comment, they are greeted with a shocked/stunned face and a hand movement,whereby your hand is held close to your top lip, flat,palm down

[Britney]

Something highly destetable is inflickted upon you. This is ahem. Often associated with a hand movement,whereby your hand is held close to your top lip, flat,palm down.

[Little_Girl]

Verb: To download electronic media, such as an episode of a television show, via illegal or marginally legal means. Most often used in context with [BitTorrent].

[Couch Potatoe]

horny

[Rihanna]

Lewis comments whilst waiting for the Muse gig on November 27th 2003

[Oralee]

Used to represent the noise made when clearing the throat, typically to attract attention or express disapproval or embarrassment.