Correct spelling for the English word "doest a t" is [dˈə͡ʊst ɐ tˈiː], [dˈəʊst ɐ tˈiː], [d_ˈəʊ_s_t ɐ t_ˈiː] (IPA phonetic alphabet).
There is no standard or recognized definition for the term "doest a t" in the English language. It appears to be a combination of words that do not form a coherent phrase or have a clear meaning. "Doest" is an older English variant of the verb "do," primarily used in archaic or poetic contexts, and is the second-person singular form of "do" in the present tense. "A" is an indefinite article used before nouns that begin with a consonant sound. However, the addition of "t" after "a" does not conform to any grammatical usage.
It is possible that "doest a t" may be a typographical error or a combination of random words. Without further context or clarification, it is challenging to provide a definition for this specific term. It is also worth noting that the phrase may not have any established meaning in any specific slang, jargon, or regional dialect.