You searched for: “thumb
thumb, thumb
thumb (THUM) (noun)
One of the digits on the hand: "I hit my thumb with the hammer and it really hurts!"
thumb (THUM) (verb)
1. To glance quickly through a book: "I was in a hurry and had very little time, so I could only thumb through the new chemistry book before class started."
2. An expression meaning to catch a ride when an individual is hitchhiking: "I will thumb a ride to town instead of taking the bus."

I used my thumb to mark my place in the recipe book while I tried to thumb through the other pages looking for another recipe.

A unit related to: “thumb
(Latin: thumb [finger]; big toe)