shan't

Verb

shall (third-person singular simple present shall, no present participle, simple past should, no past participle)

1. (auxiliary, defective, modal, no-past-participle, no-present-participle) Used before a verb to indicate the simple future tense in the first person singular or plural.
   • I shall sing in the choir tomorrow.
2. (auxiliary, defective, modal, no-past-participle, no-present-participle) Used similarly to indicate determination or obligation in the second and third persons singular or plural.
   • (determination): You shall go to the ball!; He shall be given a fair trial.
3. (auxiliary, defective, modal, no-past-participle, no-present-participle) Used in questions with the first person singular or plural to suggest a possible future action.
   • What shall I do? Shall I give you a hand?
4. (auxiliary, defective, modal, no-past-participle, no-present-participle, obsolete) To owe.
   • I thee shall a hundred golden coins; th'amount thou shalt the Queen is much higher.