adjective. derived from what is primary or original by two intermediate steps.
- hand (English)
- third (English)
- þridda (Old English (ca. 450-1100))
Example sentences of the word thirdhand
1. Verb, non-3rd person singular present
The Mayo Clinic calls lingering smoke on items such as toys "thirdhand smoke" and says that it is linked to a risk of cancer 1.
2. Noun, singular or mass
Even more important than unsightly yellow stains is the health hazard presented by nicotine buildup on walls, which is often referred to as "thirdhand smoke" by medical professionals.
3. Verb, base form
In addition to thirdhand smoke, nicotine on car windshields can cause a haze on the glass, making it harder to see at night.