A variation of galal; dung (plural balls of dung) -- dung.
see HEBREW galal
H1561. gelel
or gel [גֵּל] noun [masculine] dung (ball of dung, Arabic etc., dung of camels etc., compare Aramaic גַּלָּא; on form see Ew§ 255 b Ol§ 150. 163) — suffix גֶּלֲלוֺ Job 20:7, plural construct הָאָדָם (צֵאַת) גֶּלֲלֵי Ezekiel 4:12, 15; — human dung used as fuel 4:12, 15 ׳ג הָאָדָם (צֵאַת); perhaps also Job 20:7, but compare Di, who thinks no reference to fuel, & De who thinks of cattle-dung; (see on Arabic word Wetzst in De). — See also II.גָּלָל.
גֻּלָּהּ גֹּל, see גֻּלָּה. below