1 f noun
plural f's or fs or F's or Fs /ˈɛfs/ plural f's or fs or F's or Fs /ˈɛfs/ Learner's definition of F
1
: the sixth letter of the English alphabet英语字母表的第6个字母 [count]
[noncount]
2
: a musical note or key referred to by the letter F : the fourth tone of a C-major scale*F音(C大调音阶的第4音或音符);F调 [count]
[noncount]
3
[count] : a grade that is given to a student who is doing very poor work学业成绩不及格 2 f abbreviation
Learner's definition of F