F's

Lowest letter grades

F's is the plural of the letter F, used when referring to multiple instances: The word "off" has two F's.

In academic contexts, F's are failing grades: He got nothing but F's his first semester.

The apostrophe distinguishes the plural from common abbreviations and prevents misreading.

grades

report card

Student evaluation summary

mediocre · GPA · transcript · semester · marks · school · evaluation · borderline · struggling · conditional

plurals

apostrophe

Mark showing ownership

grammar · spelling · plural form · letter grade · multiple · notation · style guide · AP style · formatting · typographical

letters

alphabet

Language's letter system

lowercase · cursive · handwriting · calligraphy · serif · sans-serif · monogram · initial · lettering · typeface

music

bass clef

Low-pitch staff symbol

flat · natural · pitch · treble · notation · staff · keyboard · fret · tuning · fourth

profanity

expletive

Profane emotional utterance

bleeped · asterisk · redacted · obscenity · euphemism · four-letter word · effing · freaking · frigging · family-friendly

Opposites
academic grading scale

F'sstraight A's

Highest grades throughout

high marks · passing grades · C's · D's · top marks

pass/fail threshold

F'spassing grades

Scores meeting minimum requirements

passes · successes · credits

Family

F

Familiarity
Top 200,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Negative · Everyday, not technical · Rated G