full of oneself

full of (oneself)

Having an inflated view of one's importance, to the annoyance of others. Oh, he is so full of himself! Despite what he's told you, he is not the most valuable member of our team, believe me.
See also: full, of
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

*full of oneself

Fig. conceited; self-important. (*Typically: act ~; be ~.) Mary is very unpopular because she's so full of herself. She doesn't care about other people's feelings. She's too full of herself.
See also: full, of
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

full of oneself

Conceited, self-centered, as in Ever since she won the prize Mary's been so full of herself that no one wants to talk to her . This expression uses full of in the sense of "engrossed with" or "absorbed with," a usage dating from about 1600.
See also: full, of
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.
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References in periodicals archive ?
Pope Francis asperses holy water as he ushers in Holy Week in St Peter's Square at the Vatican Pope's Palm Sunday warning POPE Francis warned against being judgmental and too full of oneself, in his Palm Sunday homily to thousands of people during Mass in St Peter's Square in Rome.
I think all those questions are very hard to answer without (1) seeming rather full of oneself and (2) really limiting your negotiating power if such a thing were true (laughs).
The flawless, fresh-faced Gomez tells her fans that they have every right to the same beautiful life that she has on the maudlin, self-esteem booster, "Who Says." Teetering on the thin line that separates loving oneself and being full of oneself, the real-life Disney princess, who got her start on "Barney and Friends," unconvincingly muses about wrestling with bouts of insecurity and self-doubt - when, in reality, her biggest moments of indecision probably come
The study of Torah was central, but one had to be careful that one should not become full of oneself, arrogant or self-satisfied, from the knowledge acquired or the respect accorded scholars.