The term 'QUIET, PLEASE!' can be expressed in several ways using crossword solutions. The first is 'SHH' which is an onomatopoeia for the sound of hushing someone. The second is 'SH' which is a shortened version of the same sound. The third is 'SHHHHHHHHHHHHHH' which is a longer version of the same sound. The fourth is 'SSH' which is another variation of the same sound. The fifth is 'HUSH' which is a synonym for quieting someone. The sixth is 'SHHHH' which is yet another variation of the same sound. All of these solutions are used to express the sentiment of 'QUIET, PLEASE!'