When you get angry, your face feels hot and flushed, so this image brings to mind that feeling. It means getting angry.
mad
It means your neck is wet. Perhaps you mean hot under the collar, which means angry.
Hot Under the Collar - 1992 is rated/received certificates of: USA:R
Angry; annoyed.It basically means she has a quick temper and is difficult.if someone is hot under the collar, it means he/she is really angry.ex: The boss was really hot under the collar when you told him you lost the contract.
The cast of Hot Under the Collar - 2006 includes: Lauren Brenner Jim Tooey Saskia Weber
Because the U.S were not giving goods to Japan and were getting really hot under the collar and bombed Pearl Harbor
Scare Tactics - 2003 Hot Under the Collar 4-12 was released on: USA: 14 November 2011
Katts and Dog - 1988 Hot Under the Collar 2-2 is rated/received certificates of: Canada:PG USA:PG
"Chill out" is a very popular, more-recent African-American idiom. It was coined sometime during the late-1970's when it was said to try and calm down someone who was hot under the collar.
Because the sun is hot and the sun is shining it's hot light onto the car.
no i can also mean you are hot from the sun.
How about a quick hiss
THAT MEANS THE RADIATOR IS GETTING HOT, Probably you mean Why isn't the radiator getting hot. could be becaused the thermostat isn't opening or the house to the radiator is disconnected or there is no coolant in the radiator,