Someone who takes advantage of a dying person ' has one foot in the grave and another on a banana peel' in order to inherit from him/her.
She took advantage of his terminal illness only to become his bananaficiery ; relating to the expression: ' he had one foot in the grave and the other on a banana peel' .
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.