Definitions
1.NounA toast made while touching glasses together.
2.NounA drinking together.
3.NounAn informal chat."The three friends had a hobnob outside the bar."
4.VerbTo drink together.
5.VerbTo associate with in a friendly manner, often with those of a higher class or status; to fraternize."The ambitious young student hobnobbed with the faculty at the prestigious college he hoped to attend.; His favorite spot in the club was the bar, where he could hobnob with the big-wigs."
6.VerbTo have or have not; to give or take.
7.VerbTo toast one another by touching glasses. .mw-parser-output .defdate{font-size:smaller}
8.AdjectiveOn friendly terms; in friendly association.
9.AdverbAt random; at a venture; hit and miss.