1. (

• bolster ,
• long_pillow

) a pillow that is often put across a bed underneath the regular pillows ;

1. (

• bolster ,
• bolster_up

) support and strengthen; "bolster morale" ;

2. (

• bolster

) prop up with a pillow or bolster ;

3. (

• pad ,
• bolster

) add padding to; "pad the seat of the chair" ;