definition of
voiceless

[1] #1 voiceless a. [unvoiced, surd, hard] produced without vibration of the vocal cords; "unvoiced consonants such as 'p' and 'k' and 's'". wn

[2] #2 voiceless a. [disenfranchised, disfranchised, voteless] deprived of the rights of citizenship especially the right to vote; "labor was voiceless"; "disenfrenchised masses took to the streets". wn

[3] #3 voiceless s. [breathed] uttered without voice; "could hardly hear her breathed plea, 'Help me'"; "voiceless whispers". wn

[4] #4 voiceless s. [aphonic] being without sound through injury or illness and thus incapable of all but whispered speech. wn