The original term 'ahead-start' referred to a participant being allowed to begin a race in front of other competitors as part of a planned advantage.
The modern idiom 'headstart' arose as the 'a' in 'ahead-start' became confused as a pronoun, which was subsequently dropped. This is where headstart came from.
food
no
"Your head is going to explode" IS an idiom. It means you have too much to think about.
"Head over heels in love" would be one idiom.
An idiom is something that does not mean what the phrase says literally, so yes. You can't actually laugh your head off.
food
no
The idiom "to brain someone" is thought to have originated from the idea of using one's brain as a weapon to strike or hurt someone. It is a figurative expression that means to hit or strike someone on the head with great force.
"Your head is going to explode" IS an idiom. It means you have too much to think about.
"Head over heels in love" would be one idiom.
You don't underestimate
An idiom is something that does not mean what the phrase says literally, so yes. You can't actually laugh your head off.
Dozing off ; Being distracted ; Not paying attention
The head person.
'Lower the boom' - to scold or punish strictly Origin: A boom is a long pole used on ships. Booms are also used backstage in theatres to move scenery. If someone actually lowered a boom upon your head, you would be knocked out!
Stay calm
the answer isCome to head.