v.i.不及物動詞豎起拇指要求免費搭車He had to thumb a ride because he couldn't pay for a taxi
n. (c.)可數名詞(手套)拇指He ripped off the thumb of his glove while repairing the bike
n. (c.)可數名詞拇指After Sam broke his thumb, he was unable to hold his fork properly
v.t.及物動詞翻閱They wanted to thumb through the magazines
v.t.及物動詞用拇指弄髒The dirty book was thumbed by many readers.
n. (c.)可數名詞(樂器的)拇指The piano player was very good with his thumbs.
n. (c.)可數名詞拇指寬度The width of the wood was about a thumb.