vaxxer/ˈvæksɚ/EtymologyFrom vax (“vaccine, vaccination”) + -er.vaxxer means A vaccinationist; one who supports vaccination. Lexicurio rates it Sui generis — a strength score of 87 out of 100.nounA vaccinationist; one who supports vaccination.“In 1998, Andrew Wakefield published a study indicating that the measles, mumps and rubella (MMR) vaccine could potentially cause autism. It was later determined that his research was based on doubtful data, but not before it ignited what has become a years-long war between so-called “vaxxers” and “anti-vaxxers”.”