green as a gooseberry

be (as) green as a gooseberry

To be very young, immature, and/or inexperienced. Are you sure he's fit to run your campaign? He's just out of college and still as green as a gooseberry!
See also: gooseberry, green

green as a gooseberry

Very young, immature, and/or inexperienced. Are you sure he's fit to run your campaign? He's just out of college and still as green as a gooseberry!
See also: gooseberry, green