from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. One who gives a negative vote in the House of Lords.
from the GNU version of the Collaborative International Dictionary of English
- n. One who gives a negative vote; -- sometimes abridged into noncon. or non con.
from The Century Dictionary and Cyclopedia
- n. In the House of Lords, one who gives a negative vote, as not being satisfied with the measure.
non- + content (Wiktionary)