The wart on my thumb bled badly after picking at it all afternoon.
- A verruga no meu polegar sangrou muito depois de cutucá-la a tarde toda.
He accidentally hit his thumb with the hammer.
- Ele acertou o seu polegar com o martelo acidentalmente.
So I started thumbin' back east, toward my hometown.
I thumbed through the book and decided not to bother reading it all.