A "drain tube" is a small tube used to remove liquid or fluids from a specific area. It's like a pipe that allows liquids to flow out, helping to keep certain areas dry or prevent them from getting too full.
Sentences with «drain tube»
A long drain tube allows the bath to be easily drained without lifting the bath. (primobaby.com)
These have drain tubes which can come loose and allow leakage inside the vehicle in odd places. (mechanics.stackexchange.com)
It seems the need for ear - draining tubes then goes away in most situations. (remonline.com)