Marking for knife pleats. The knife pleat is considered to be the most basic pleat. You create a fold in the fabric at a predetermined width, and press in one direction on the right side of the fabric. Unlike other types of pleats, knife pleats always travel in a gang.
Wiktionary (0.00 / 0 votes) Rate this definition: transient (Noun). Something which is transient. transient (Noun). A transient phenomenon, especially an electric current; a very brief surge.
1 Transient attention is a short-term response to a stimulus that temporarily attracts/distracts attention. 2  Researchers disagree on the exact amount of human transient attention span; some say it may be as short as 8 seconds.