enough to sink a ship

enough to sink a ship

Also, enough to sink a battleship. A more than sufficient amount, as in They brought enough food to sink a ship. [Colloquial; mid-1900s]
See also: enough, ship, sink
References in classic literature ?
It was a piece of an ice-floe melted down to a fragment, but still big enough to sink a ship, and floating lower than any raft, right in our way, as if ambushed among the waves with murderous intent.