To give someone bedroom eyes is to give them a sultry and suggestive gaze, but in this sentence she gave him an ugly and repulsive gaze.
Consider the staetement "She brushed her too long, severely straight bangs out of her eyes, and gave him what could only be described as a ugly and repulsive gaze.". Based on this statement, is "She brushed her too long, severely straight bangs out of her eyes, and gave him what could only be described as bedroom eyes." a true statement? Yes/no/unknown