Definitions
1.AdjectiveAble but not certain to happen; neither inevitable nor impossible."Rain tomorrow is possible, but I wouldn't bet on it.; It's not just possible, it's probable that there will be rain tomorrow."
2.AdjectiveCapable of being done or achieved; feasible."It's possible for anyone to learn to play the bagpipes."
3.AdjectiveBeing considered, e.g. for a position."Jones and Smith are both possible for the opening in sales."
4.AdjectiveApparently valid, likely, plausible.
5.NounA possible choice, notably someone being considered for a position."Jones is a possible for the new opening in sales."
6.NounThat which is possible for somebody.
7.NounA particular event that may happen.