OF
prep. Expressing: 1 origin or cause (paintings of turner; died of cancer). 2 material or substance (house of cards; built of bricks). 3 belonging or connection (thing of the past; articles of clothing; head of the business). 4 identity or close relation (city of rome; a pound of apples; a fool of a man). 5 removal or separation (north of the city; got rid of them; robbed us of £1000). 6 reference or direction (beware of the dog; suspected of lying; very good of you; short of money). 7 objective relation (love of music; in search of peace). 8 partition, classification, or inclusion (no more of that; part of the story; this sort of book). 9 description, quality, or condition (the hour of prayer; person of tact; girl of ten; on the point of leaving). 10 us time in relation to the following hour (a quarter of three). ? be of possess, give rise to (is of great interest) of an evening (or morning etc.) Colloq. 1 on most evenings (or mornings etc.). 2 at some time in the evenings (or mornings etc.) of late recently of old formerly. [old english]