unshift

English

Etymology

From un- +‎ shift.

Verb

unshift (third-person singular simple present unshifts, present participle unshifting, simple past and past participle unshifted)

1. (intransitive) To release the shift key on a computer or typewriter keyboard.
2. (transitive, programming) To add an item to the beginning of an array.

Antonyms

• (antonym(s) of “programming”): shift