Shy Five

Like a high five, but the person returning the gesture does so in a hesitant or cautious manner.

I held my hand up to your little bro, but all he delivered was a shy five.

Burnout Turnout

The variable number of freaks, deadbeats, beardos, and weirdos at a given event.

There was a high Burnout Turnout at the theatre. It was really chill.