WTF (phrase)

1. The main character's reaction when he found out his best friend was the villain was a genuine 'wtf' moment.

2. The plot twist in the novel was so unexpected that it left me thinking 'wtf' for days.

3. The sight of the monster emerging from the shadows made everyone in the room utter a collective 'wtf'.

4. The avant-garde design of the building made many people stop and say 'wtf' as they passed by.