c.1300, "to talk, converse," possibly from Anglo-French dalier "to amuse oneself," of uncertain origin. Sense of "waste time" emerged by late 14c. Related: Dallied; dallying.
Sexual acts shared or partly shared by more than two people at the same time in the same place; group sex (1941+)
To connect; link; chain: Up to 8 EXP-16's may be daisy-chained together for a total of 128 differential inputs (1990s+)