schmooze /ʃmuːz/ BrE AmE verb [intransitive] informal
[ Date: 1800-1900 ; Language: Yiddish ; Origin: shmuesn 'to talk' ]
to talk in a friendly way about unimportant things at a social event, especially because you want to gain an advantage for yourself later
schmooze with
Politicians spent much of their time schmoozing with contributors.