crack the door

crack the door (open)

and crack the window (open)

to open the door or window a very small amount. I cracked open the door to peek out. Just crack the window a bit to let some air inside.

Name	Pronounced	Usage
Midge	MIJ	English (Rare)
Vicky	VIK-ee	English
Shaun	SHAWN	English
Yamanu	-	Egyptian Mythology
Jaycob	JAY-kəb	English (Rare)
Noel	NOL, no-EL	English