have windmills in (one's) head

(redirected from had windmills in his head)

have windmills in (one's) head

To be lost in dreams and illusions, rather than rooted in reality. I appreciate Sal's ability to see beyond what is happening right now, but some of the wild ideas he comes up with make me wonder if he has windmills in his head!
See also: have, head, windmill