The term 'strong will' can be defined as having a determined and unyielding attitude or determination. The crossword solutions for this term are SHALL, which is an auxiliary verb used to express commands or requests, and STOUT, which is a type of strong beer. The phrase 'strong will' implies that a person has a strong determination and is not easily swayed by outside influences. This is reflected in the crossword solutions, as SHALL expresses a command or request, and STOUT is a type of beer that is known for its strength and robust flavor.