by 6942042042069 June 07, 2009
adjective
1 - having a harmful effect, eg to health
2 - the panicky paranoid state of mind which inspires one to go through old emails, texts, etc, deleting anything which may be vaguely incriminating
I found my girlfriend going through my phone, but it's ok cos I got a bit deleterious last week and wiped those drunk text messages to my ex from my outbox
by jwgrooves September 05, 2010
by Kate Hines January 22, 2008
As I was compacting the material it was Deleterious and it refused to harden and became just a mess.
by Hillratt July 03, 2022