thūla : [adj.] gross; rough; fat; massive.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

Thūla (a) & Thulla (b) (the latter usual in cpds.) (adj.) [Vedic sthūla (or sthūra); cp. Lith. storas (thick); Lat. taurus, Goth. stiur, Ags. steor (bull=strong, bulky); Ohg. stūri (strong). From sthā: see thīna, cp. thūṇā. To ūl: ull cp. cūḷa: culla] compact, massive; coarse, gross; big, strong, clumsy; common, low, unrefined,rough D i.223; Sn 146 (aṇuka˚), 633 (id.); Dh 31, 265, 409; J i.196 (b); Dhs 617; KhA 246; PvA 73, 74 (of a cloak); VvA 103; Sdhp 101, 346. -- thullāni gajjati to speak rough words J i.226 (=pharusavacanāni vadati).
   -- anga (adj.) heavy -- limbed J i.420; -- accaya a grave offence Vin i.133, 167, 216; ii.110, 170 etc.; Vism 22. -- kacchā thick scurf Vin i.202; -- kumārī (Vin.v.129) & kumārikā a stout, fat girl J iii.147; iv.220 (Com. pañcakāmaguṇika -- rāgena thūlatāya thullak˚ ti vuccati); Vism 17. -- phusitaka (deva) (the rain -- god, probably with reference to the big drops of the rain cp. DA i.45) S iii.141; v.396; A i.243; ii.140 (a); v.114 sq.; DhA iii.243; -- vajja a grave sin Vin ii.87 (a); Mii.250; -- vattha a coarse garment J v.383; -- sarīra (adj.) fat, corpulent J i.420; iv.220 (opp. kisa thin); -- sāṭaka coarse cloth DhA i.393 (a).

Pali-English Dictionary, TW Rhys Davids, William Stede,