have a clue

He was highly critical of Republic of Ireland boss Martin O'Neill after losing to Wales in 2018, and told him to "stop moaning", , external adding: "They don't have a clue what they are doing."

“It ended up surpassing every possible metric. Anybody who tells you they know what’s going to be a hit, they don’t have a clue. You just don’t know.”

"Massie should drop his fake act and start putting America First, but he doesn’t know how to get there — he doesn’t have a clue!"

"The guy doesn't have a clue," he told reporters.

In California’s heartland, Jacobsen of the Fresno County Farm Bureau spoke for many farmers when he said: “We don’t have a clue right now.”