Plan B is a term used to refer to a backup plan or ALTERNATIVE solution in case the original plan fails. The crossword solutions for Plan B are Fallback (8 letters), ALTERNATIVE (11 letters), Raindate (8 letters), and Last Resort Position (12 letters). Fallback refers to a plan that can be used if the original plan fails, while ALTERNATIVE is an option that can be used instead of the original plan. Raindate is a plan that can be used if the original plan is disrupted by bad weather, and Last Resort Position is a plan that is used as a last resort when all other plans have failed.