大指

大指	dà zhǐ	thumb / big toe
大	dà	big; large; great / older (than another person) / eldest (as in 大姐) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)
大	dài	see 大夫
指	zhǐ	finger / to point at or to / to indicate or refer to / to depend on / to count on / (of hair) to stand on end