| THU | one of a series of rounded notches in the fore edge of a book to indicate sections |
|---|---|
| THU | (of pages) worn or soiled by thumb and fingers by frequent handling or turning |
| THU | a finger hole made to fit the thumb (as in a bowling ball) |
| THU | the hole in a woodwind that is closed and opened with the thumb |
| THU | the nail of the thumb |
| THU | nut with winglike projections for thumb and forefinger leverage in turning |
| THU | fingerprint made by the thumb (especially by the pad of the thumb) |
| THU | screw designed to be turned with the thumb and fingers |
| THU | instrument of torture that crushes the thumb |
| THU | protective covering for an injured thumb |
| THU | a tack for attaching papers to a bulletin board or drawing board |
| THU | fasten with thumbtacks |