ALL meanings of underside
un·der·side
U u - noun underside an under or lower side. 1
- noun underside underneath, bottom 1
- noun underside hidden, negative aspect 1
- countable noun underside The underside of something is the part of it which normally faces towards the ground. 0
- noun underside the bottom or lower surface 0
- noun underside the side or surface that is underneath 0
- noun underside The side that is below or underneath, the bottom. 0