Australian informal Seek to form a sexual relationship with (someone).
More example sentences
- The little tramps probably crack on to 31-year-olds all the time at their local suburban blue light disco.
- Between Paula having hysterics and Brad cracking on to Bessie - well, everything was a-buzz as you can imagine.
- And it's true… if I had a boyfriend; he probably would have a problem with another guy cracking on to me.