ant’s pants—(Austral. sl.) the height of fashion; the ultimate in novelty or style:
- You always think it’s the ant’s pants, and then something better comes along.
have ants in one’s pants—(coll.)
1. fidget constantly because of extreme nervousness:
- Why can’t you stand still, do you have ants in your pants?
2. be impatient or restless:
- The boss has ants in his pants and wants us to have it all ready for him on Tuesday morning.