<cr1901_modern>
Ahhh, you're right. Pedantic: Depends on whether the hole is pointed to the ground/in a direction gravity acts.
<whitequark>
what
<whitequark>
that's not "watertight" means
<whitequark>
a (real-life) bowl is not watertight. a tied balloon is
<whitequark>
i.e. a mesh should have an internal and an external volume that never connect with each other
<whitequark>
maybe many internal volumes
<cr1901_modern>
Oh...
<whitequark>
Full Definition of watertight
<whitequark>
: of such tight construction or fit as to be impermeable to water except when under sufficient pressure to produce structural discontinuity