un·cle 
/ˈʌŋkəl/ noun
plural un·cles /ˈʌŋkəl/ noun 1 [count] : the brother of your father or mother or the husband of your aunt
▪ I have three uncles and two aunts. ▪ My Uncle David is visiting next week. 2 US, informal — used as a word that you say when you are being hurt in a fight to show that you admit being defeated and do not want to continue fighting ▪ He was forced to cry/say uncle. [=forced to surrender]
▪ I have three uncles and two aunts. ▪ My Uncle David is visiting next week.
and Bob's your uncle — see bob
