noun any member of such a corps.
2. partisan ·noun a kind of halberd or pike; also, a truncheon; a staff.
3. partisan ·adj serving as a partisan in a detached command; as, a partisan officer or corps.
4. partisan ·noun the commander of a body of detached light troops engaged in making forays and harassing an enemy.
5. partisan ·noun an adherent to a party or faction; ·esp., one who is strongly and passionately devoted to a party or an interest.
6. partisan ·adj adherent to a party or faction; especially, having the character of blind, passionate, or unreasonable adherence to a party; as, blinded by partisan zeal.