1 a [count] : a line or mark made by folding, pressing, or crushing something (such as cloth or a piece of paper)
He ironed his pants to make the creases sharp.
a crease in the paper
1 b [count] : a line or fold in someone's skin : WRINKLE
tiny creases at the corners of his eyes
2 the crease : an area around or in front of a goal in some games (such as hockey)
Players from the opposing team may not enter the crease.
3 [singular] British : the line where the batsman stands in cricket
The batsman moved out of the/his crease.