Celebrate, dance, (keep, hold) a (solemn) feast (holiday)...

Definition

a primitive root (compare חָגָא, חוּג); properly, to move in acircle, i.e. (specifically) to march in asacred procession, to observe afestival; by implication, to be giddy; celebrate, dance, (keep, hold) a (solemn) feast (holiday), reel to and fro.