colossal blunder

First, it was only then, several months in, I realized I’d made a colossal blunder when trying to hang my precious high-tech feeder out of squirrels’ reach.

“He said he didn’t do it and that it was a colossal blunder,” says Ross.

“If Necheles and her co-counsel are performing for their client — and even channeling the strongman image Trump likes to project — that may prove to be a colossal blunder,” Wu wrote.

Carrie knows now that choosing Big over Aidan, at all, was a colossal blunder, and that the last couple of decades could have been far happier and more fulfilling if she had chosen a life with Aidan instead.

Former federal prosecutor Andrew Weissmann, who served on special counsel Bob Mueller's team, warned that it would be a "colossal blunder" by Trump to "continue down this road."