When you want to be dead and/or want to kill yourself, but you can't and hope/want someone else to do it for you.
(Found off Tiktok, not my original definition)
"I want to kms but I can't do it myself...can you do it for me dude?"
"Dude, no, that's secondhand suicide!"
1. Yeah bro cum went in her mouth last night
2. Bro I failed No Nut November...