intransitive verb

1. to extend, turn, incline, bend, etc. in a specific direction; tend; run the river trends northward
2. to have a general tendency: said of events, conditions, opinions, etc.

Etymology: ME trenden, to roll < OE trendan, to turn, roll, akin to trinde, round lump < IE base *der-, to split off (> tear): prob. basic sense “split-off piece of a tree trunk, as a disk or wheel”

noun

1. the general direction of a coast, river, road, etc.
2. a general or prevailing tendency or course, as of events, a discussion, etc.; drift
3. a vogue, or current style, as in fashions