shan't

Definition

Contraction of shall + not (negative auxiliary).

Etymology

From shall + -n't; contraction of shalln't or shall not, historically via shannot.

Example Sentences

• "I shan't be coming back after the way you've treated me today."
• "Shall I or shan't I?"
• "That's not a threat, sir, for they have played fair with me, and I sha'n't sacrifice a penny of their money—unless they force me to do so. But—I'm in control. I'm sitting pretty. They can't unseat me, and I warn them not to try."