first finger 
noun
The finger next to the thumb; the forefinger; the index finger.They should be knit with one finger, to allow free use of the first finger and thumb....
- In the past few weeks I've noticed more and more tattoos on people's hands, between their thumb and first fingers.
- He also described the fist with the thumb clenching the first finger as similar to how many people clench the bo (wooden staff).
- biological diversity
- biological engineering
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- biological invader
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- biologically
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- biological membrane
- biological psychiatrist
- biological psychiatry
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- biological warfare
- biological weapon
- kebab house
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- Keble, John
- Kebnekaise
- keck
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