The audience was waiting for the big or main event of the evening.
2. Exerted to the utmost; sheer: Leo's main or brute strength was never to give up.The man found a shaggy mare in the country side of Maine and with might and main, he tried to trim her mane.
"What is the principal part of a horse?"
"The principal part? The mane, of course.
A male lion is the only cat with a mane.
"Lion researchers have observed that many male lions with short manes had suffered from injury or sickness; while by contrast, dark-maned males tended to be older than the others, have higher testosterone levels, heal well after being wounded, and sire more surviving cubs; all of which made them more desirable mates and formidable foes."
"A mane, it seems, signals vital information about a male lion's fighting ability and health to mates and rivals."
A star's position in the belt depends on its mass, and once on the Main Sequence a star remains there for most of its existence.