[spaced out] {adj.}, {slang}, {informal} Having gaps in one's train of thought, confused, incoherent; resembling the behavior of someone who is under the influence of drugs. * /Joe's been acting […] A Dictionary of American Idioms

get a fix

[get a fix] or [give a fix] {v. phr.}, {slang}, {drug culture} To provide (someone) with an injection of narcotics. * /The neighborhood pusher gave Joe a fix./ Contrast: [GET […] A Dictionary of American Idioms

tripped out

[tripped out] {adj.}, {slang}, {informal} Incoherent, confused, faulty of speech, illogical; as if under the influence of drugs or alcohol. * /It was hard to make sense of anything Fred […] A Dictionary of American Idioms

jake flake

[jake flake] {n.}, {slang} A boring person whose company is usually not wanted. * /Please don't invite Turner, he is a jake flake./ A Dictionary of American Idioms