plural form of the rare noun 'loose' (instances of being loose or loose items). Usage as a noun is uncommon; 'looses' would indicate more than one such instance.

稀な名詞「loose」（ゆるみ・緩んだもの）の複数形。名詞としての用法は稀で、複数の緩みや緩んだ物を指す

third-person singular present tense of 'loose': to set free or release; to let fly (e.g., an arrow); to make less tight or to undo restraints.

「loose」の三人称単数現在形：解放する、放つ（矢などを）、（結び目などを）緩める・ほどく