Forefinger (noun)

The finger next to the thumb of the hand.

Origin:

From old english forefingre ("forefinger"), from fore + finger.

Examples:

1. He pointed at the board with his forefinger.
2. She used her forefinger to push her glasses back up her nose.
3. He used his forefinger to trace the letters in the book.
4. She held her pen with her thumb, index and forefinger.
5. He counted the money with his forefinger.