“Let’s Give It a Crack” Means “Let’s Try It”

In everyday Australian conversation, “Let’s give it a crack” means “Let’s try it.” It often suits a task that looks difficult or uncertain but is still worth attempting. Here, crack does not mean a split, nor does the phrase suggest breaking anything.

A: I’ve never built a birdhouse before.
B: Neither have I, but let’s give it a crack.

It is close to “Let’s give it a try” or “Let’s give it a shot”. The tone is relaxed and expresses willingness, not a guarantee of success. If you need to make a formal commitment, “I’ll do it” with a clear time is better than relying on this casual phrase alone.

https://www.sbs.com.au/language/english/en/podcast-episode/61-tackling-a-diy-project-med/k3rdpjzl1