Don't eat the cow and choke on its tail!... meaning don't get all the way through a big job then quit just before its finished!
He/She is Goin' to Hell in a handbag!... Meaning not a nice person.
Still on the green side of the grass... still alive
Don't count your chickens before they hatch... Don't get ahead of yourself... Wait and see
If wishes were fishes and fishes were horses then beggars could ride....
Wish in one hand and S*** in the other and see which one fills up first!
Don't dilly dally... meaning stop delaying.
Uppety... snobbish
Over yon, Round yon, Just over there a piece... meaning over yonder, , or over around the bend, a small distance away.