Meaning of FAIRLY in English
adv. 1 in a fair manner; justly. 2 moderately, acceptably (fairly good). 3 to a noticeable degree (fairly narrow). 4 utterly, completely (fairly beside himself). 5 actually (fairly jumped for joy). fairly and squarely = fair and square (see FAIR(1)).
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012