Crossword Clue:

Its not meant for a 3 Down

AnswerCrossword Clue
COFFEETABLEBOOKIt's not meant for the shelf
MINISKIIt's not long in going down a mountain
HARDANDFASTRULEIt's not meant to be broken
COFFEETABLEBOOKIt's not meant to be shelved
PEENIt's not meant to be used on nails