fresh/new/young blood

fresh blood

New members of a group or organization, brought in to revitalize or stimulate its productivity by bringing with them new ideas or energy. With everything going digital and online, we're going to need some fresh blood if we want to remain a viable company in today's market.
See also: blood, fresh

new blood

New members of a group or organization, especially young, energetic people meant to be a revitalizing force. The problem is that the company hasn't adapted to the massive changes in technology. They really need some new blood onboard to bring a fresh perspective to how things should work.
See also: blood, new

young blood

1. Young, enthusiastic people. This company needs an infusion of young blood before it becomes completely irrelevant in today's world.
2. slang A newcomer to some place or situation. I'm sorry, but I'm not going to take orders from some young blood who's only been with the company five minutes.
3. slang A term of address for a young black man. In this usage, the phrase is often written as one word ("youngblood"). Hey youngblood, how's it going?
See also: blood, young
Farlex Dictionary of Idioms.

(some) new blood

 and fresh blood
Fig. new personnel; new members brought into a group to revive it. This company needs some new blood on its board to bring in new ideas. We're trying to get some new blood in the club. our membership is falling.
See also: blood, new
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

new blood

Additional, fresh individuals regarded as an invigorating force, as in an organization. For example, The board could really use some new blood next year. This metaphoric expression, first recorded in 1853, alludes to a blood transfusion and employs new in the sense of "fresh."
See also: blood, new
The American Heritage® Dictionary of Idioms by Christine Ammer.

new blood

or

fresh blood

COMMON If you talk about new blood or fresh blood, you mean new people who are brought into an organization to introduce new ideas and energy. It's reported that the directors want to bring new blood to the management team. This is a chance to freshen up the government and make way for new blood. Hopefully I'll be able to bring fresh blood to the team and a new perspective. Compare with young blood.
See also: blood, new

young blood

If you talk about young blood, you mean new, young people who are brought into an organization to introduce new ideas and energy. The family business was badly in need of young blood. The selectors have gone for some young blood, fielding a side whose average age is just 26. Note: You can also talk about young bloods, meaning the young people in an organisation or doing a particular activity. Floyd proved he can still compete with the young bloods by becoming the oldest winner of the US Open at 43. Compare with new blood.
See also: blood, young
Collins COBUILD Idioms Dictionary, 3rd ed.

new (or young) blood

new (or younger) members of a group, especially those admitted as an invigorating force.
See also: blood, new
Farlex Partner Idioms Dictionary

fresh/new/young ˈblood

new members of a group or organization who have fresh ideas, skills, etc. and so make the group more efficient: What this committee really needs is some new blood.
See also: blood, fresh, new, young
Farlex Partner Idioms Dictionary

young blood

1. n. a newcomer. We keep young bloods so busy they never have a chance to look out the window.
2. n. a young, black male. (see also blood.) Tell that young blood to beat it.
See also: blood, young
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • fresh blood
  • a new kid on the block
  • a/the new kid on the block
  • new kid on the block
  • bucket of steam
  • a go (at someone or something)
  • have a go
  • have a go (at someone or something)
  • have a go at
  • have a go at someone