thumbing >> θʌm
Definition: [verb] press, move, or touch (something) with one's thumb.
Example: as soon as she thumbed the button, the door slid open
Definition: [verb] turn over (pages) with or as if with one's thumb.
Example: I've thumbed my address book and found quite a range of smaller hotels
Definition: [verb] request or obtain (a free ride in a passing vehicle) by signalling with one's thumb.
Example: three cars passed me and I tried to thumb a lift