What does drunk with fatigue mean?

"Drunk with fatigue" is a metaphorical phrase used to describe a state of extreme exhaustion or weariness. When someone is extremely tired, they may feel as if they are intoxicated, or drunk, due to the overwhelming feeling of fatigue. This phrase emphasizes the intensity and disorienting effects of fatigue, making it feel as if one's senses and abilities are impaired, similar to the effects of alcohol intoxication.