psych somebody ↔ out phrasal verb (see also psych)
informal to do or say things that will make your opponent in a game or competition feel nervous or confused, so that it is easier for you to win

[TahlilGaran] Dictionary of Contemporary English ▲

psych out
psych out (someone)
to make someone believe that they will fail.
Our strategy is to psych out the other team before the game begins.

She failed the test after psyching herself out, thinking how important it was for her future.

[TahlilGaran] English Idioms Dictionary ▲

psych out
v. phr., slang, informal
1. To find out the real motives of (someone).
Sue sure has got Joe psyched out.
2. To go berserk; to lose one's nerve.
Joe says he doesn't ride his motorcycle on the highway anymore because he's psyched out.
Jim psyched out and robbed a liquor store, when he has all he needs and wants!

[TahlilGaran] English Idioms Dictionary ▲

psych out someone
psych out (someone)
to make someone believe that they will fail.
Our strategy is to psych out the other team before the game begins.

She failed the test after psyching herself out, thinking how important it was for her future.

[TahlilGaran] English Idioms Dictionary ▲