The phrase "several nominations" means that someone or something has been proposed or suggested as a candidate for an award or recognition multiple times. Full definition
However, one of my books has recently received several nominations from a readers group catering to the romance genre. (lulu.com)
While nominations for a scientist may be submitted by several different parties, there is no advantage to submitting several nominations for the same person. (hfsp.org)
The movie was easily one of 1997's top - grossing releases; it also pulled in several nominations through awards season. (vanityfair.com)