1. An aquatic species of the beluga narwhal race that inhabits the nether regions of the nordic sea. An ishboo is a rare and beautiful species that has a large tusk used for reproduction.
2. An endearing term used amongst friends to indicate their fondness of each other.
3. Used to replace other words such as fuck, shit and other "cuss" words.
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.