6. The base salary counts against the cap each year, but is not fully guaranteed to the player.
In other words, teams usually put the “guaranteed” money up front so that when the player gets cut before reaching the end of his deal — TOUGH BISCUITS! — he isn’t entitled to any money from his salary in future years.
15. Dead money is basically a sum of all remaining bonus money + the salary from the year he was cut.
Simply put, dead money is the lump sum of the cap hit the team still owes to a player… but it can be a bit more complicated than that.