nosism
(ˈnɒsɪz(ə)m)
[f. L. nos we + -ism.]
1. An attitude of mind in a group of persons, corresponding to egotism in the individual.
| 1819 Blackw. Mag. V. 97 The egotism or nosism of the other luminaries of the Lake School, is at times extravagant enough, and amusing enough withal. |
2. The use of ‘we’ in stating one's own opinions.
| 1829 Examiner 162/1 We will be consistent according to the fashionable virtue of the day in nos-ism. 1864 Edin. Rev. July 52 It tempts a man to indulge in Nos-ism, where modesty..would have made him shrink from undisguised egotism. |