From Longman Dictionary of Contemporary Englishpsychpsych1 /saɪk/ verb → psych somebody ↔ out → psych somebody up→ See Verb table
Examples from the Corpus
psych• Occasionally, nowadays, Irene is around to psych him up before he goes in there.• If the episode was staged to psych me out, it worked.• We went our separate ways, both recognizing that we had to psych ourselves up for the race.• I could psych out the captors, and I could put out orders that would frustrate them and keep them off balance.psychpsych2 noun spoken informal 1 [uncountable] a short form of psychology I’m a psych major now.2 [countable] a short form of psychiatristExamples from the Corpus
psych• a psych majorOrigin psych- Greek psyche; → PSYCHE psych1 (1900-2000) Partly from psychoanalyze and partly from psych- psych2 (1800-1900) psychology