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What might be a rule of thumb for the cost of operating a private jet? Say a Gulfstream G550? Total Variable Cost for the G550: $2,153
"Rule of Thumb" means a rule or principle that provides guidance to appropriate behavior.
The rule of thumb is not intended to be accurate or reliable for every given situation. When a person is doing something by the rule of thumb, they are taking an educated guess.
what does the phrase rule of thumb mean
Rules of thumb
A misspelled "Rule of Thumb"
Perhaps you're thinking of the phrase, "rule of thumb".
A useful principle but not intended to be reliable in every situation. Meaning the situation applies to everything because long ago the rule of thumb meant 1 inch equals your top of your thumb, so thats the rule of thumb. Over the years it has taken a more figurative meaning.
The general rule of thumb is that you should be able to see the tires of the car in front of you touching the pavement.
there was a time when 1 inch was the 'rule of thumb' probably 25mm now
In the early centuries it was acceptable for a man to hit his wife if she did something wrong. In order to rule the beating as non abusive, the husband had to use a stick that was no bigger than his thumb. That then gave way to the term, "rule of thumb."
wash