(informal) A brown-coated Labrador retriever.

work done in a laboratory

A laboratory designed for the manufacture of illegal drugs.

A laboratory where computational or mathematical analyses are used to simulate a physical phenomenon. / A photographic laboratory that does not use "wet" photographic chemicals.

Alternative spelling of dry-lab

Alternative form of lab rat

(idiomatic) A student or employee who spends a great deal of time working in a laboratory.

A laboratory mouse.

plural of lab mouse

to conduct an experiment in a way that produces the desired result / to make up data for an experiment that was never conducted