It seemed a rather grandiose claim.
Times, Sunday Times
His grandiose claims for the vegetable appear in an afterword.
The Times Literary Supplement
In any case, the level of analysis hardly warrants his grandiose claims.
Times, Sunday Times
All the grandiose claims, all the hand-wringing disappointment miss the essence of it.
Times, Sunday Times
He'd have made grandiose claims about inventing the triangle.
Times,Sunday Times