Ingratiation is a psychological technique in which an individual attempts to influence, manipulate or control another by becoming more attractive or likeable to their target. This term was coined by social psychologist Edward E. Jones. This outcome can be achieved by using several methods:
unofficial. Unofficial is the phrase commonly used to describe the Friday prior to St. Patrick's day at The University of Illinois. The holiday began when students realized St. Patrick's Day was falling on spring break and they would not be able to celebrate it.
Synonyms: irregular. TEMPORARY. That which is to last for a limited time; as, a temporary statute, or one which is limited in its operation for a particular period of time after its enactment the opposite of perpetual.