the young of certain carnivorous mammals such as the bear or wolf or lion
"The mother bear gently nudged her cub to encourage it to walk toward its first meal."
A member of the Cub Scouts.
"At the local pub, everyone started calling the new guy a cub because he was always showing off his stacks of money in an uncool way."
A young fox.
Acronym of cashed up bogan.
Initialism of cashed up bogan.
In plain English: A "cub" is a young person from Australia who has recently become wealthy.
"She spotted a new cub at the bar, sporting a gold chain and Ugg boots."
Usage: In Australian slang, a "cub" refers to a young person who embodies stereotypical "bogan" traits - often associated with casual dress, a love of cars and partying. Use it informally and cautiously, as it can be considered derogatory.
To give birth to cubs
"The female lion has come into season and is ready to mate so she can bear a litter of cubs next spring."
In plain English: A mother animal has babies called cubs.
"The lioness cubbed three playful youngsters in the den."
Usage: Cub (noun) refers to a young animal, particularly one of a carnivorous mammal like a bear, lion, or fox. Use it to describe offspring-"The mother bear had three cubs."