blood will tell

blood will tell

One will inevitably display the unfavorable qualities of one's relatives. Of course Mark never has any money, just like his parents. Blood will tell, after all.
See also: blood, tell, will
Farlex Dictionary of Idioms.

Blood will tell.

Prov. A person whose ancestors had certain characteristics, often bad ones, will eventually turn out to be similar. Lisa's father was a gambler, and now Lisa has started to gamble, too. Blood will tell. William went to all the best schools, but he's just as vulgar as the rest of his family. Blood will tell.
See also: blood, tell, will
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

blood will tell

family characteristics cannot be concealed. proverb
See also: blood, tell, will
Farlex Partner Idioms Dictionary
See also:
  • just deserts
  • (I'm) not gonna lie
  • gonna
  • (I'm) not going to lie
  • prejudice (one) against (someone or something)
  • prejudice against
  • put (one) at a disadvantage
  • get more than (one) bargained for
  • have (something) on (one)
  • have on one