pucker pucker /ˈpʌkɝ/

noun

1. () An irregular fold in an otherwise even surface (as in cloth)  ( ruck , pucker )
   an irregular fold in an otherwise even surface (as in cloth)
   

verb

1. () To gather something into small wrinkles or folds  ( cockle , crumple , knit , pucker , rumple )
   to gather something into small wrinkles or folds
    She puckered her lips
   She puckered her lips
   
2. Become wrinkled or drawn together  ( pucker , ruck , ruck up )
   become wrinkled or drawn together
    Her lips puckered
   her lips puckered
   
3. Draw together into folds or puckers  ( pucker , tuck , gather )
   draw together into folds or puckers