face chemistry
When two people dating or in a relationship look alike; almost like brother and sister
Hell yeah, Chad and Ashley are totally getting married. They have face chemistry.
Chemistry Face
noun - the state of your face after doing a lab in chemistry class. The goggles you are often made to wear sometimes leave funny looking rings around your eyes and forehead.
(John walks out of Chemistry Lab)
Joe: HAHA!! You have Chemistry face you dork!
Joe: HAHA!! You have Chemistry face you dork!