/ˈtraʊzərz/·noun (plural)·c. 1580–1610; 'trouses' attested in English texts of the late Elizabethan period referring to Gaelic leg coverings·Established
Origin
From Irish and Scottish Gaelic 'triubhas', borrowed into English as 'trews' around 1570 before evolving into 'trousers' — a Celtic word for a garment the Romans once dismissed as barbaric, which ultimately clothed the entire Western world.
Definition
A garment covering the body from the waist to the ankles, divided into two sections for each leg, derived from Scottish Gaelic 'triubhas' and entering standard English in the 17th century.
The Full Story
Irish/Scottish GaelicEarly Modern English, 16th–17th centurywell-attested
The English word 'trousers' (also historically 'trowsers') derives from Irish and Scottish Gaelic 'triubhas', a word for close-fitting leg coverings worn by Gaelic peoples of Ireland and Scotland. The Gaelic term itself is closely related to 'trews', the older English borrowing denoting tight tartan trousers worn by Scottish Highlanders, and both forms entered English via direct contact with Gaelic-speaking communities during the Tudor and Stuart periods. The earliest attested English forms appear in the late 16th and early 17th centuries, with 'trouses' and 'trowses' recorded before the standard modern spelling
Did you know?
Roman writers used the word 'bracae' — borrowed from the Gauls — to describe trousers with barely concealed disdain, treating the garment as a marker of uncivilised northern peoples. Within a few centuries, Roman soldiers on the Rhine and Danube frontiers were wearing them as standard kit. Meanwhile, the Gaelic 'triubhas' was travelling the opposite direction: a highland Scottish word that would end up, as 'trousers', in the wardrobes of English gentlemen. The very garment
it to Old French 'trebus' (breeches, hose), which was itself probably of Celtic or obscure Germanic origin, though no secure PIE reconstruction is possible. Some
'tubus' (tube, pipe), from which a metaphor of leg-tubes might arise, but this is speculative. The semantic development is straightforward: the garment described was initially a tight-fitting lower-body covering associated with
hose or breeches of English and Continental fashion. As Highland and Irish dress became more familiar to English speakers through military conflict, trade, and later Romantic-era fashion, the Gaelic term naturalised into English, gradually shifting from an exotic ethnic label to a generic term for bifurcated lower-body garments. By the 18th century 'trousers' had become the standard English term, displacing older 'breeches' and 'hose' in many registers. Key roots: triubhas (Irish/Scottish Gaelic: "close-fitting leg coverings, trews, trousers"), trebus (Old French: "breeches, hose (ultimate source of Gaelic triubhas according to most scholars)"), *tubus (Latin (speculative): "tube, pipe — proposed but unconfirmed ancestor via metaphor of leg-tubes").