lunatic

UK
/ˈluː.nə.tɪk/
US
/ˈluː.nə.tɪk/
lunaticnoun
lunatics
pl
UK
/ˈluːnətɪk/
US
/ˈluːnətɪk/
Definitions
A person who is mentally ill; an insane person (dated or offensive).
He ranted like a lunatic in the middle of the street.
A person who behaves in a wild, foolish, or reckless manner.
Only a lunatic would attempt that stunt.
Synonyms
lunaticadjective
more lunatic
Comp.
most lunatic
Super.
UK
/ˈluː.nə.tɪk/
US
/ˈluː.nə.tɪk/
Translations
The lunatic plan was to build a house in just two days.
Сумасшедший план заключался в том, чтобы построить дом всего за два дня.
He had a lunatic idea to travel around the world in a week.
У него была безумная идея объехать весь мир за неделю.
Additional translations
Definitions
Wildly foolish or irrational.
His lunatic behavior at the party left everyone in shock.
Extremely foolish or eccentric.
She came up with a lunatic plan to travel the world on a unicycle.
Mentally deranged; insane (now dated or offensive).
The court found the defendant lunatic and ordered institutionalization.
Pertaining to or affected by the phases of the moon; moonstruck (archaic).
In medieval lore, certain disorders were thought to be lunatic ailments brought on by the full moon.