/ puː; NAmE / exclamation , noun , verb
■ exclamation ( especially BrE )
1.
used to express disgust at a bad smell :
It stinks! Pooh!
2.
used to say that you think sb's idea, suggestion, etc. is not very good or that you do not believe what sb has said :
'I might lose my job for this.' 'Oh, pooh, nobody will care.'
■ noun , verb
= poo
••
WORD ORIGIN
natural exclamation: first recorded in English in the late 16th cent.