Meaning of young blood in English
Noun
1.
(a) young people who have a lot of power, new ideas, etc.; young people collectively
(b) young members or employees; younger human resources
(c) a hot-blooded youth; a vigorous youth
We need young blood in the company.
It was my young blood that I did it. ー I was young and thoughtless when I did it. ー I did it the rashness of youth.