What does fairly mean?
Fairly is an adverb with two principal uses that English speakers rely on constantly. Its older and more literal sense means 'in a fair or just way': to act, judge, or distribute something fairly is to do so honestly, impartially, and without favoritism, as when an umpire enforces rules fairly or resources are shared fairly among a group. Its second, equally common sense works as a modifier of degree, meaning 'to a moderate extent' or 'quite': a film described as fairly long runs long, but not excessively so, and someone who is fairly confident believes in the outcome without being certain. This softening function makes 'fairly' a valuable tool for measured, diplomatic expression in both speech and writing. The word derives from 'fair', an Old English adjective meaning beautiful or just. Because it tempers statements, 'fairly' often appears in careful assessments, reviews, and everyday understatement across British and American English alike.
In a fair, just, or impartial manner.
"The judge listened carefully to both sides before ruling fairly on the dispute."
To a moderately significant extent; quite or rather.
"She was fairly exhausted after working a double shift."
'Fairly' can soften a claim or sharpen an accusation — whether prices are 'fairly high' or you weren't treated 'fairly' depends entirely on which of its two jobs it's doing.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of fairly
Fairly comes from the Old English adjective 'fair' (fæger), meaning beautiful, pleasant, or just, combined with the adverbial suffix '-ly'. The sense of acting justly developed naturally from the adjective's meaning of equitable treatment. Cognates include the related forms 'fairness' and 'unfair', all rooted in the same Old English word; Germanic cognates of the root appear in other West Germanic languages.
Related word forms
How fairly is actually used
As a degree modifier, 'fairly' sits below 'quite', 'very', and 'extremely' in intensity — it signals moderate, not strong, emphasis. In negative contexts ('not treated fairly') it carries connotations of injustice and complaint.
Easily confused with fairly
A 'fairy' is a mythical small winged creature, whereas 'fairly' is an adverb meaning justly or moderately — they sound similar but share no meaning.