look up any word, like the eiffel tower:
 
1.
HLM
Heterosexual life mate
HLM 4 LIFE
by MegaFury September 01, 2009
 
2.
HLM
horney little man
That palliative care attending is a HLM for going after the neurosurgery intern.
by braindoc March 28, 2013