Crossword clues for the word: PETROCK The word PETROCK has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for PETROCK Showing 1 to 11 of 11 results Clue(s) *1970s fad item '70s craze '70s gag gift '70s gift that came with a care and training (but not feeding) manual 1970s fad gift 1970s fad gift of a stone in a box: 2 wds. Faddish '70s stone Faddish '70s toy that came in a box with air holes Gag gift in a ventilated box Popular '70s fad gift Popular 70's gift