The song "Run Boy Run" by UFO contains lyrics that convey a sense of warning or caution to someone referred to as "Mr. Fanciful" or "Mr. Cheer." The song suggests that this person is not trustworthy and questions how they gained access into a certain situation. The lyrics also mention characters such as "Mr. Cocksure," "Mr. Changeface," and "Mr. Charming," who are portrayed as individuals who cannot be relied upon. The repeated phrase "it ain't enough" emphasizes that this person may seem tough or formidable, but they are actually unpredictable and capable of causing harm. The lyrics caution this person to run away, as trouble is impending. The absence of any jingle or beat on the drum symbolizes the seriousness and urgency of the situation. The lyrics further condemn certain characters, such as "Mr. Junkie" and "Mrs. Tramp," for lacking moral integrity. They are questioned about the absence of any moral standards they possess. The line "Hell will be your freezing sun" represents a powerful and inevitable consequence for the person being addressed, suggesting that they will face repercussions for their actions. The singer declares themselves as being like a hellhound on their trail, meaning they will relentlessly pursue this person. The lyrics again emphasize the need for this person to run away. Overall, "Run Boy Run" by UFO is a warning to a deceptive and untrustworthy individual, urging them to escape the forthcoming consequences and find safe ground.