Boff and Give the once over

Boff noun - An explosive sound that is a sign of amusement.

Give the once over and boff are semantically related. In some cases you can use "Give the once over" instead a verb "Boff".

Give the once over verb - Look at with a critical eye.

Boff and give the once over are semantically related. Sometimes you can use "Boff" instead a verb "Give the once over".