Originally a magazine from a niche genre of pr0n from the 80s catering to men with low self-esteem, and/or erectile dysfunction. Now it is applied to any noun (person, place, or thing) embodying a limp, non-assertive, or passive quality. Lacking testosterone, spine, balls.
1. Hey girl, when are you going to dump the Harvey and start dating a real man?
2. I was hanging out with all the Harveys in the Young Republican club until I quit and joined the rubgy team.
3. Man, you're a Cold Fusion programmer? You must be a Harvey.