Madcap (adjective, noun)
1. wildly or heedlessly impulsive; reckless; rash: a madcap scheme.
2. a madcap person.
WORDS RELATED TO MADCAP
wild, stupid, rash, brash, foolhardy, foolish, frivolous, harebrained, heedless, hotheaded, ill-advised, imprudent, incautious, inconsiderate, lively, reckless, thoughtless
SEE SYNONYMS FOR madcap ON THESAURUS.COM
Origin: 1580–90; mad + cap
EXAMPLE SENTENCES FROM THE WEB FOR MADCAP
And it was as madcap, sharp, and romantic as the series was when it left off in May.
IMAGINE ANDY SAMBERG AS YOUR BEST MAN|KEVIN FALLON|SEPTEMBER 29, 2014|DAILY BEAST
But Poehler is, and has been throughout the run of her show, just as good: just as silly, just as madcap, just as witty.
WHAT'S TV'S FUNNIEST SHOW? OUR EMMY AWARDS COMEDY PREDICTIONS|KEVIN FALLON|AUGUST 21, 2014|DAILY BEAST
This was a madcap game, the ball hurtling from end to end, chased by tired legs of every hue.
STARS AND STRIPES 2, BLACK STARS 1: TEAM USA TAKES A WIN FROM GHANA|TUNKU VARADARAJAN|JUNE 17, 2014|DAILY BEAST
But for all its madcap zaniness, Woke Up Lonely easily refutes the idea that the novel is a staid, obsolete form of writing.
WHAT A REAL CULT NOVEL LOOKS LIKE|DREW TOAL|APRIL 5, 2013|DAILY BEAST