Definitions by CJJC

Simmering 

The act of leaving someone's friend request on Facebook unanswered: i.e. neither accepting nor rejecting.

"She added me on Facebook, and I'm just letting her simmer there"

"Her friend request is simmering"

"Why have you just left me simmering on Facebook???"

Simmering by CJJC March 5, 2013