Noun: an insignificant, loud-mouth, jerk-off who totally fucks himself over every time he opens his big fucking mouth. To be more specific, someone who repeatedly slaps themselves in their own face with their own proverbial cock while at the same time ejaculating into their own eye socket, causing irritation not only to themselves, but also to everyone around them as well.
Example 1: "Don't be a dick mouth!"
Example 2: "What a dick mouth!"
Example 3: "Congratulations-you are not only stupid, but are also the king of all dick mouths!"
You are talking to a girl who speaks a foreign tongue and you can't understand what she is saying but she ends up sucking you off therefore she speaks the international language Dick In The Mouth (DITM).
A popular way to describe something that is very pleasing to the senses. It tastes very good on your tounge. Can also be used when referring to oral sex!
example 1: OMG....this budlight is sex in my mouth.
example 2: I want some sex in my mouth immediatley!