If your head is "in the clouds," you're a dreamer.
It means always daydreaming
"I'm in the clouds." Same thing as saying someone has their head in the clouds in English.
cirrus clouds mean usually fair (good) weather
The meaning of cloudless is "free from clouds".
If you mean the 1959 insturmental than they are " The Spacemen"
Stay calm
Keep an idea in ones head to act on it later.
It means to remain calm and rational in the middle of a chaotic or confusing situation. The poem "If" by Rudyard Kipling begins: "If you can keep your head when all about you/ are losing theirs and blaming it on you..."
The head person.
An idiom is something that does not mean what the phrase says literally, so yes. You can't actually laugh your head off.
This is not an idiom - it means exactly what it says. You should stay fit and healthy.
The idiom "a hot head" refers to someone who is easily angered or quick to become upset or frustrated. It implies that the person has a tendency to react emotionally or impulsively in challenging situations.
To keep struggling and not give up.
it means that
"Dive in head first" is to rush into a situation without thinking.
Keep bothering someone.
It means always daydreaming