Bromantic (adjective); not necessarily homosexual, yet still just a little too much love goin' on between guys.

Display's of affection between two heterosexual men.

Being overly friendly almost romantic with your "Bro" in a creepy fashion.

Inclined toward potent feelings of brotherhood with your male friends, often displayed through the emotional profession of platonic affection.

an adjective used to describe slightly awkward situations where grown men unkowingly engage in behavior that makes it look like they are homosexuals who are out on a date.
For example, 2 guys rollerblading, going to a movie, out to a really nice dinner, or just sitting a little too close to eachother on the couch.