The unwritten law that your male programming friends should always come before your female programming acquaintences. Most frequently used when a fellow brogrammer is bending over backwards to accommodate a hot hoegrammer's needs, while spurning his brogrammers.
Scott: Sorry, guys, Erica needs me to rewrite how our PHP Framework is integrating with Drupal in order to make her module function properly.
Jack: WTF, brogrammers before hoegrammers, dude.
Scott: But dude, she showed me major cleavage when she leaned over to ask me!
Hologrammer means a person who uses HoloX to create and stream Holographic content, in essence an augmented reality video hologram of themselves that an audience can beam and stream, overlaid into their own space through a smartphone.