1. Lacking or without thought, order, or reason; haphazard(ly). You can just choose a college willy-nilly—you have to do some research. It appears he listed the items willy-nilly, with no regard to how they were loaded.
2. Regardless of whether or not it is desired. I'm afraid you're going to be assigned to a classroom willy-nilly.

do something ˌwilly-ˈnilly

1 do something whether you want to or not: She was forced willy-nilly to accept the company’s proposals.
2 do something in a careless way without planning: Don’t just use your credit card willy-nilly.
This expression is a shortened form of ‘willing or not willing’.
See also: something
References in classic literature ?
He sought Cassandra, the fairest of Priam's daughters, in marriage, but offered no gifts of wooing, for he promised a great thing, to wit, that he would drive the sons of the Achaeans willy nilly from Troy; old King Priam had given his consent and promised her to him, whereon he fought on the strength of the promises thus made to him.
The young man stood on the defensive until the old count's ire was completely kindled; he carried his point, and made the greenhorn tipsy, willy nilly.
I simply fell asleep, willy nilly, as I sat looking out to sea.
And after all, articulate men, in the act of thinking, willy nilly use images that correspond to words and that amplify words.
I don't think he wants to just give out caps willy nilly - just on the strength of seeing what some people can do.
The word "legend" is bandied about willy nilly these days, but in Ray's case it is fully justified.
This either means we are a very sick nation or our GPs are so booked up and fed up they scribble prescriptions willy nilly in an effort to empty the waiting room.
The King and bank governor call upon the eccentric Doctor Proctor and his friends Nilly and Lisa to help return the gold to the bank stores before an external audit discovers what has happened.
21, 2012 /PRNewswire/ --The Association for Financial Professionals (AFP), the professional society for corporate treasurers, CFOs and their staff, has tapped Nilly Essaides, a 20-year veteran of the global treasury management arena, to be Director-Practitioner Content Development.
It's very easy to brandish yellow and red cards willy nilly in a Merseyside derby, and it takes an experienced official with restraint to make it an enjoyable game.
Percentages and numbers are thrown around willy nilly and manipulated by both sides.
There were many stars at the wedding like Nadia Al Jundi, Nabila Obeid, Mahmoud Yasin and his wife Shahira, Majida Zaki and her husband Kamal Abu Reyh, Khaled Zaki, Mirvat Amin, and Nilly.
Massachusetts State President Nilly Shilo contributed to this article.
When they got there, they were surprised to see Nilly already waiting.
When I talk about trust and safe words, and they see it's not people getting together willy nilly and beating the crap out of each other, they can understand it.