means that something is really gay, came from people thining only gay people have aids
This thing is gayer than aids
Kateによって 2004年12月02日(木)
Being super gay, gayer then gay faggots.
Normal guy: Hey man you touched my ass.

Gay guy: You love it

Normal guy: Fuck off, your Gayer than Aids.
Boredtodeath.com.ru.au.de.boobによって 2012年01月15日(日)
an allusion to the hugely spread misbelief that only gay people could get AIDS
"I can't believe we have another test...that's gayer than AIDS"
hawhawによって 2007年11月01日(木)