A wood face is a face that makes people B(oard)ORED by looking at it. The face is so lame and unassuming with no outstanding or prominent features. Uninteresting, unseasoned and bland.
Friend 1: I mean Bob isn't handsome, but he isnt ugly.
Friend 2: He has a woodface
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.