frail /freɪl/ BrE AmE adjective
[ Date: 1300-1400 ; Language: Old French ; Origin: fraile , from Latin fragilis , from frangere 'to break' ]
1 . someone who is frail is weak and thin because they are old or ill:
frail elderly people
her frail health
frail body/physique
mentally/physically frail
2 . something that is frail is easily damaged or broken SYN fragile :
It seemed impossible that these frail boats could survive in such a storm.
the country’s frail economy