Australian Slang. Spreadybois is the pronoun for people that have covid19 and were should have been in isolation but were instead outside in the community potentially infecting others. Antonym is Isobois (people who were isolated while infectious)
A spreadyboi is a selfish person who is infecting others in the community instead of remaining in lockdown while there is a national pandemic.
Did you see NSW cases? Yeah they had 126 case today and 78 of them were spreadybois
The number of spreadybois in the community needs to be 0 begs the Gladys Uselesspremier