Dr. Laura's blunt and intemperate way of referring to any couple that cohabit without benefit of marriage. Also, and in particular, any woman who "puts up with" such an arrangement, regardless of whether or not marriage is in the foreseeable future. See under mistress.
Caller begins by saying: "Dr. Laura, here's my problem. I've been living with my boyfriend for six years, and--"
Schlessinger interrupts: "So you're a shack job."
Caller (hesitantly): "Well..."
Schlessinger: "OK, we've established that. Let's move on..."
1. A blowjob that feels like it’s all teeth.
2. When you receive a blowjob from your girlfriend while they are wearing a shark snuggie.
1. “Damn, Bitch, stop biting it! What is this, a Sharkjob?”
2. “You know that shark snuggie I got for Tracey last month? Last night, man, she surprised me with a sharkjob for Shark Week.”