1. (

• bottom ,
• underside ,
• undersurface

) the lower side of anything ;

2. (

• bottom ,

) the lowest part of anything; "they started at the bottom of the hill" ;

3. (

• buttocks ,
• nates ,
• arse ,
• butt ,
• backside ,
• bum ,
• buns ,
• can ,
• fundament ,
• hindquarters ,
• hind_end ,
• keister ,
• posterior ,
• prat ,
• rear ,
• rear_end ,
• rump ,
• stern ,
• seat ,
• tail ,
• tail_end ,
• tooshie ,
• tush ,
• bottom ,
• behind ,
• derriere ,
• fanny ,
• ass

) the fleshy part of the human body that you sit on; "he deserves a good kick in the butt"; "are you going to sit on your fanny and do nothing?" ;

4. (

• bottom ,
• bottom_of_the_inning

) the second half of an inning; while the home team is at bat ;

5. (

• bed ,
• bottom

) a depression forming the ground under a body of water; "he searched for treasure on the ocean bed" ;

6. (

• bottomland ,
• bottom ,

) low-lying alluvial land near a river ;

7. (

• bottom ,
• freighter ,
• merchantman ,
• merchant_ship

) a cargo ship; "they did much of their overseas trade in foreign bottoms" ;

1. (

• bottom

) provide with a bottom or a seat; "bottom the chairs" ;

2. (

• bottom

) strike the ground, as with a ship's bottom ;

3. (

• penetrate ,
• fathom ,
• bottom

) come to understand ;

1. (

• bottom

) situated at the bottom or lowest position; "the bottom drawer" ;

2. (

• bottom

) the lowest rank; "bottom member of the class" ;