a ‧ drift /əˈdrɪft/ BrE AmE adjective , adverb
1 . a boat that is adrift is not fastened to anything or controlled by anyone:
Several of the lifeboats were still afloat a month after being cast adrift.
2 . someone who is adrift is confused about what to do in their life:
a young woman adrift in London
3 . come adrift British English if something comes adrift, it is no longer fastened or attached to something:
Her hair was forever coming adrift from the pins she used to keep it in place.
4 . two points/five seconds etc adrift (of somebody) two points, five seconds etc behind someone in a competition, race etc