have one's hands full
To have as much work as you can do; be very busy.
The plumber said that he had his hands full and could not take another job for two weeks.
With three small children to take care of, Susie's mother has her hands full.
have one's head screwed on backwards
To lack common sense; behave in strange and irrational ways.
Henry seems to have his head screwed on backwards; he thinks the best time to get a suntan is when it is raining and to sleep with his shoes on.
have one's hide
To punish severely.
John's mother said she would have his hide if he was late to school again.
have one's wits about one
To be alert; remain calm; not panic.
Sam was the only one who kept his wits about him when the floodwaters of the Mississippi broke into our yard.
have oneself
To enjoy. Sometimes used in very informal speech to provide emphasis.
As soon as their parents left, the boys had themselves some fun.
After working hard all day, John had himself a good night's sleep.
have one’s way
get one’s way
To arrange matters the way one wants (especially when someone else doesn’t want the same way).
My brother always wants to have his way, but this time our parents said that we could do what I wanted.
If Sheila doesn’t get her way, she becomes very angry.
have rocks in one's head
To be stupid; not have good judgment.
When Mr. James quit his good job with the coal company to begin teaching school, some people thought he had rocks in his head.
have someone by the balls
To have someone at a disadvantage or in one's power.
The kidnappers had the company by the balls for six long weeks.