Definition of thicko in English:

thicko

Line breaks: thicko
Pronunciation: /ˈθɪkəʊ/

Entry from British & World English dictionary

noun (plural thickos)

informal
An unintelligent person.

Definition of thicko in:

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Word of the day anomalous
Pronunciation: əˈnɒm(ə)ləs
adjective
deviating from what is standard, normal, or expected