gross-out flicks , college flicks , or 
(ROOT (NP (NP (ADJP (JJ gross) (HYPH -) (RP out)) (NNS flicks)) (, ,) (NP (NN college) (NNS flicks)) (, ,) (CC or)))
(ROOT (NP (NP (ADJP (JJ ) (HYPH ) (RP )) (NNS )) (, ) (NP (NN ) (NNS )) (, ) (CC )))