From Helen of Troy, described by Christopher Marlowe as having "the face that launched a thousand ships." The millihelen is a measure of feminine beauty: it's the amount of beauty that would be required to launch one ship.
I'd say his new girlfriend is at about 5 millihelens.
Definitions include: v. To tamper or damage telephone systems. Has spread to the world of hacking, and basically means any sort of electrical/computer damage done intentionally.
Definitions include: (Linguistical English), The specific semidefinite article, This is used to indicate that the speaker has a specific, previously mentioned or implied, noun in mind. This is often used to refer to something that has been previously mentioned in the conversation or is already known to the speaker. This something is usually not known by the listener.