f clef(n = noun.communication) bass clef - a clef that puts the F below middle C on the fourth line of a staff;
is a kind of clef

alto clef, bass clef, c clef, clef, f, f layer, f number, f region, g clef, letter f, penicillin f, roman a clef, soprano clef, tenor clef, treble clef, viola clef