The phrase "makes top of head" is spelled as /meɪks tɒp ɒv hɛd/. The word "makes" is spelled with the letter "a" being pronounced as /eɪ/ and the letter "s" pronounced as /s/. "Top" is spelled as it sounds, with the letter "o" and "p" pronounced as /tɒp/. "Of" is spelled with the letter "o" pronounced as /ɒ/ and the letter "f" pronounced as /f/. Finally, "head" is spelled with the letter "a" pronounced as /ɛ/ and the letter "d" pronounced as /d/.
"Make top of head" is an idiomatic expression that is often used to describe a rough calculation or estimation made without any specific data or detailed analysis. It refers to providing an answer or solution based on one's intuition or general knowledge, without relying on precise calculations or research. This phrase is commonly used when someone quickly responds to a question or request with an approximate figure or ballpark figure.
The term "make top of head" implies that the person is spontaneously generating an answer that originates from the thoughts or ideas that come to mind first, as if it were originating from the top of their head. It suggests that the answer may not be precise or perfectly accurate, but instead a rough estimation or approximation that can be used as a starting point or a general reference.
When someone "makes top of head" estimations, they typically rely on their personal experience, general knowledge, or gut feeling to provide a response instead of using specific data or conducting detailed analysis. This can be useful for quick decision-making or initial discussions, but it is important to recognize that the answers might not be entirely accurate and should be verified or refined through further investigation or research if necessary.