phobic UK /ˈfəʊbɪk/US /ˈfoʊbɪk/adjective 2noun 1forms 3 adjective2 •Relating to a phobia.Anything can become a phobic stimulus. •Experiencing or expressing phobia (strong fear and/or dislike).The mail carrier was phobic of dogs. noun1 •A person who has a phobia. formsphobics · more phobic · most phobic