crease noun
1 untidy line/fold
ADJ. deep
VERB + CREASE have She had lots of deep creases at the corners of her eyes. | iron out, remove, smooth (out) She smoothed the creases from the tablecloth.
PREP. ~ in There were a lot of creases in her skirt.
2 neat line that is put onto fabric/paper
ADJ. knife-edge, sharp
PREP. ~ in a sharp crease in his trousers