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8.
A hat made out of netted material.
Good morning. That's a nice Tnetennba.
by JB42 June 30, 2010
 
9.
An object, as used in countdown by Moss from The IT Crowd.
Good morning, thats a nice tnetennba!
by ckj.xox July 03, 2010
 
10.
Awesome Countdown answer from Channel Fours The IT Crowd.
Good morning. That's a nice TNETENNBA.
 
11.
A form of clothing, usuall worn by geeks, or winners of the popular television show 'Countdown'
Good morning, thats a nice tnetennba!

Oh i do like your tnetennba, do you watch countdown?
by SurferTys July 05, 2010