捋臂揎拳

luōbì-xuānquán

(1) [role up one's sleeves and raise one's arm--be eager to start] 卷起袖子, 伸出拳头, 准备动手

为人性刚, 喜则眉花眼笑, 怒则捋臂揎拳, 胆大心雄, 头高气硬。 --《野叟曝言》

(2) 又叫"捋袖揎拳"