a Labrador dog. Also variants 'labbie' and 'labby' UK, 1984
(redirected from lab)
lab rat
Someone who agrees to let others use them as a test subject. A: "Did he really sign up to be a lab rat for some skincare company?" B: "Yeah, because they promised him a bunch of free products to try!"I can't believe I agreed to be my sister's lab rat—now I have to let her practice cutting hair on me.