sacked adjective 2forms 2phrases 1 adjective2 •(UK, informal) fired from employment •(Australia, slang) Bothered; willing to make an effort.I can't be sacked to get out of bed today.We asked John if he wanted to come down the pub with us, but he couldn't be sacked. formsmore sacked · most sacked Phrases with sacked sacked outSound asleep, usually from a healthy exhaustion.