"spool" in the noun sense
1. bobbin, spool, reel
a winder around which thread or tape or film or other flexible materials can be wound
"spool" in the verb sense
transfer data intended for a peripheral device (usually a printer) into temporary storage
wind onto a spool or a reel
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License