sign on with

Olga’s Czechoslovakia was part of the Soviet bloc, but she was the only member of her team who had refused to sign on with the Communist party.

As Democratic strategist Simon Rosenberg writes in his newsletter, if you sign on with someone like Trump, you are likely to end up in big trouble:

USC was the first school to sign on with the start-up 13 years ago. 2U donated $2.5 million to endow a chair for Flynn, and after the company went public, she touted its benefits to investors.

Or maybe he’s just going to take some time to enjoy a little travel on No Labels’ tab while he decides which K Street lobbying firm to sign on with.

The board would approve an operation plan, and CMP and Versant workers get bonuses to sign on with the new contractor.