1) Avoid the posse 2) Find a place to hide 3) Go into hiding 4) Hibernate, slang 5) Hide from the cops 6) Hide from the heat 7) Hide from the posse 8) Hide out 9) Hide out indefinitely 10) Hide, hooligan-style 11) Lie low 12) Remain hidden 13) Remain secluded 14) Stay hidden 15) Stay out of sight 16) Take refuge Found on https://www.crosswordclues.com/clue/hole-up