noun/verb - when you try to have a stern (serious) face but you are just horrible at it and have a bit of a smirk on your face still. Basically a stern look combined with a smirk, smern.
You totally just smerned at me bro.
You tried to make a serious face at me but instead just a smern was produced.
Bro, why are you totally smerning at me right now?
noun - to be feeling sick or down, not feeling so hot.
Carlos: Bro did you hear about kyle last night?
Chris: Nah man what happened?
Carlos: Heard he drank too much and passed out.
Chris: Damn he'll for sure be feeling chuecs when he wakes up then.