rough guess

Federal income tax withholding is based on a rough guess from the IRS about what taxes you will owe at the end of the year.

In the 1990s, he ventured a rough guess at Earth’s ant population with fellow biologist Bert Hölldobler.

Cynthia Nims on her everyday approach to cooking — when she’s not working on a cookbook: Ninety-eight percent of the time — rough guess — when I’m cooking and it’s not recipe testing, I do so without a recipe.

There’s quite a lot of uncertainty in these estimates, but as a rough guess, shipping may have added between one-quarter and one-half of 1% to inflation over the past year.

Yet by mid-month, providers had only a rough guess of how many children they would be serving.