「烚熟狗頭 / 熠熟狗頭」

(pos:形容詞)(label:俚語)
<explanation>
yue:形容人擘大個口笑得好開心，笑到見牙唔見眼，好似煮熟嘅狗頭噉
eng:used to describe someone who grins stupidly; literally, boiled dog head, because you can only see the teeth but not the eyes of a cooked dog head which resembles how someone laughs
<eg>
yue:做乜烚熟狗頭噉嘅？陳生又講笑話？ (zou6 mat1 saap6 suk6 gau2 tau4 gam2 ge2? can4 saang1 jau6 gong2 siu3 waa2?)
eng:What's the laughing about? Mr. Chan is telling jokes again?