1. (

• tone ,
• chant ,
• intone ,

) utter monotonously and repetitively and rhythmically; "The students chanted the same slogan over and over again" ;

2. (

• tone ,
• inflect ,
• modulate

) vary the pitch of one's speech ;

3. (

• tone ,

) change the color or tone of; "tone a negative" ;

4. (

• tone ,

) change to a color image; "tone a photographic image" ;

5. (

• tone ,
• tone_up ,
• strengthen

) give a healthy elasticity to; "Let's tone our muscles" ;