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1.
A label for someone who is acting childishly. Comes from speech impediment of 6 year-olds with the sibilant "sss" sound at the beginning of a word.
After Frank stormed out in a jealous rage Sally texted him "thumbody lost their temper" and he texted back "thorry".
by big 11 fan August 19, 2008

Words related to thumbody

childish immature infantile juvenile stupid