all there(redirected from be all there)
Having all of one's wits, intelligence, or mental competence intact, usually used in the negative to question whether or not that is actually the case. He says he knows where we're going, but I'm not sure he's really all there. My mom likes to act like she's not all there sometimes, but she's actually incredibly witty.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
Fig. alert, aware, and mentally sound. (Usually negative.) After talking with Larry today, I get the feeling that he's not quite all there. You do such foolish things sometimes! I wonder if you're all there.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
Having one's wits about one, mentally competent, as in John may seem absentminded, but believe me, he's all there. This phrase is often used negatively, as not all there, for being without one's full faculties. For example, I wonder about Justin; sometimes it seems as if he's not all there. [Mid-1800s]
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ˌall ˈthere(informal) having a healthy mind; thinking clearly: He behaves very oddly at times — I don’t think he’s quite all there.
Farlex Partner Idioms Dictionary © Farlex 2017
Mentally unimpaired or competent.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.