Top Definition
The state of arousal experienced by millions of NASCAR race fans in the days leading up to the Daytona 500. This condition may be particularly intense during the weekend of qualifying and the Bud Shootout. Do not expect much from your husband while he is experiencing Daytoner Boner as he doesn't have sufficient blood supply to sustain proper mental focus.
Adam had such a Daytoner Boner last night during the shootout, he forgot to walk to the bathroom before he shit, and mudbogged the couch....
by b00mb00mchuck February 07, 2010

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