look up any word, like sapiosexual:
 
1.
Downer Helmet, Retarded Penis
James Stirling is a delmet
by Danny August 24, 2004
 
2.
The opposite of this word is 'exciting' but is often used to describe some thing irritable or plain.
"Man, I thought that party was pretty delmet"
by LarryMe June 27, 2005