When you are passed out drunk and your girlfriend still want sex by pulling your dick out of your pants
Rhonda stillstill wanted to fuck even though Scott was passed out. She became a Dick Poacher when she pulled his pants down to grab his cock to go at it.
Someone or something that bites your ankles.
To a postman, an ankle biter is often known as a dog.
To an adult, an ankle biter may be a toddler.
To hikers, an ankle biter is sometimes a tick.
And so on.