bugbear UK /ˈbʌɡ.bɛə(ɹ)/US /ˈbʌɡ.bɛɚ/noun 3verb 1forms 3 noun3 •An ongoing problem; a recurring obstacle or adversity.Stone ballast is now used throughout the main line, and has the additional advantage of eliminating the previous bugbear of dust. — 1940 •A source of dread; resentment; or irritation.What has this Bugbear Death to frighten Man, If Souls can die, as well as Bodies can? — 1709 •A generic creature, often described as a large goblin, meant to inspire fear in children.Ha, ha: alas poore wretch: a poore Chipochia, hast not slept to night? would he not (a naughty man) let it sleepe: a bug-beare take him. — 1602 verb1 •To alarm with idle phantoms. formsbugbeared · bugbearing · bugbears