Mr. Heiferman, way back when.

Some founders start with a dictionary and come up with a name; some start with a name and get into the dictionary. It's not in Merriam Webster yet, but sharp-eyed Meetup CEO Scott Heiferman noticed this morning that the name of his 11-year-old startup is now included in the internet's leading [arguable] lexicon, Dictionary.com, complete with shoutout.

meet·up

[meet-uhp]

noun

a meeting, especially a regular meeting of people who share a particular interest and have connected with each other through a social-networking Web site: a meetup for new moms in the neighborhood; a meetup to plan the trip.

Also, meet-up.

Origin:
2000-05; meet1 + up, popularized by Meetup , name of a Website

Who will be the next New York startup to become a word, we wonder. Kickstarter? Tumblr? GroupMe? Hashable? Jux?