1. (

• inside ,
• interior ,

) the region that is inside of something ;

2. (

• inside ,
• interior

) the inner or enclosed surface of something ;

1. (

• inside

) relating to or being on the side closer to the center or within a defined space; "he reached into his inside jacket pocket"; "inside out"; "an inside pitch is between home plate and the batter" ;

2. (

• inside

) being or applying to the inside of a building; "an inside wall" ;

3. (

• inside ,
• inner ,
• privileged

) confined to an exclusive group; "privy to inner knowledge"; "inside information"; "privileged information" ;

4. (

• inside

) away from the outer edge; "the inside lane" ;

1. (

• inside ,
• indoors

) within a building; "in winter we play inside" ;

2. (

• inside ,
• within

) on the inside; "inside, the car is a mess" ;

3. (

• inwardly ,
• inside ,

) with respect to private feelings; "inwardly, she was raging" ;

4. (

• at_heart ,
• at_bottom ,
• deep_down ,
• inside ,
• in_spite_of_appearance

) in reality; "she is very kind at heart" ;