A phrase uttered (normally by someone who will often kraning oneself) in fierce approval of a discussion topic. Normally the words are said in quick succession, and the phrase repeated until the audience acknowledges the topic's goodness.
1: Man, I was eating at Late Night, and the chicken tenders--
2: Awh, have you tried the sushi? So good, so good!
1: Yeah, well, my chicken tenders--
2: Dude, dude. The sushi.
1: Yeah, yeah...it's good.
2: So good.