madness foolish actions, thoughts or ideas; fact or state of being crazy Recycling engineer Macartan Robinson , who collected the waste material , said he was disgusted by the vandalism . " I want this madness to stop ".The possibility of nuclear war through madness was much on people's minds in the Fifties , together with the spectre of war by error . It is essential that all nations and their institutions co-operate with one other to bring about an end to this madness . intensifiers sheer utter absolute Not a single penny of tax is paid by this industry , and it costs society a fortune in its social devastation . It is sheer madness, and we have to stop it somehow .It will take Central Government intervention to prevent this utter madness . Downes shook his head in stupefaction . ` This is madness-- absolute madness ! There's been some dreadful misunderstanding somewhere -- don't you understand that ? of It's just one more indication of the madness of war that four lads from Montreal or Quebec should lose their lives on a Dales hill. He is dead serious when he writes about depression and the madness of modern life . `` He is a creation designed to capitalize on the testosterone-driven madness of adolescence . '' wild behaviour; frantic activity Essentially Manchester's only outlet for West End musicals , the theatre didn't know what had hit it . A Sunday night of utter madness. After a week of absolute madness touring the Italian shores we have arrived back home . From about 12 o'clock to three or four in the morning it 's absolute madness in here . mental illness Criminals are faking madness to get in here . He decided to feign madness. Neither the British military medical officer nor the local mental hospital doctor could fault his performance . They pronounced him ' insane '` Is my violence akin to madness ? ' he asked his therapist . it is madness to so sth it would be madness to do sth used to say that sth is emphatically not the right thing to do In a storm it is madness to move . Forget the past . Its absolute madness to bring all that back It would be madness to build any more nuclear power stations .The type of man it would be madness to trust . sth is madness sth is the wrong thing to do The risk you are taking is madness . Clearing a rainforest in this way is sheer madness . In retrospect , the whole trip was an invaluable band bonding experience , though at the time it just seemed like complete madness .