unknown quantity, n.
freq. cnt. 1
freq. cnt. 1
a factor in a given situation whose bearing and importance is not apparent
<noun.event> freq. cnt.: 1 freq. cnt.: 1
unknown quantity
sample sentences
"I don't know what the new man will dohe's still an unknown quantity"
semantic pointers
hypernym
a variable whose values are solutions of an equation
<noun.communication>
unknown unknown quantity