Merriam-Webster's Collegiate® Dictionary, 11th Edition
HABIT
I. noun see: give
Date: 13th century
clothing ,
2. a costume characteristic of a calling, rank, or function , a costume worn for horseback riding, manner of conducting oneself ; bearing , bodily appearance or makeup , the prevailing disposition or character of a person's thoughts and feelings ; mental makeup, a settled tendency or usual manner of behavior ,
7. a behavior pattern acquired by frequent repetition or physiologic exposure that shows itself in regularity or increased facility of performance, an acquired mode of behavior that has become nearly or completely involuntary , addiction , characteristic mode of growth or occurrence , characteristic assemblage of forms at crystallization leading to a usual appearance, Synonyms: see: habit
II. transitive verb
Date: 1594
clothe , dress