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2.
One who believes that certain values typically associated with the far left, such as environmental sustainability and animal rights, are fully compatible with (or even a natural extension of) their libertarian values. Essentially, one who believes in compassion but doesn't believe that robbing Peter to pay Paul (i.e. government appropriation of our income) is the least bit compassionate.
A: You're a vegan? I thought you were just one of those nutjobs that believed we should eliminate the Federal Reserve and legalize heroin.

B: You know me, bleeding-heart libertarian.
by bleeding-heart libertarian October 12, 2010
 
1.
Someone who claims to be a libertarian but believes that all manner of silly left-wing statist beliefs are an integral part of libertarianism.
Some bleeding-heart libertarian told me that "slut shaming" was the equivalent of going on a killing spree in a shopping mall and that I needed to "check my privilege."
by lawlster April 05, 2014