mahallaka : [adj.] old. (m.), an old man.
 

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

Mahallaka (adj. n.) [a distorted mah -- ariyaka> ayyaka> allaka; cp. ayyaka] old, venerable, of great age; an old man D i.90 (opp. taruṇa), 94, 114, 247; Sn 313, 603; Nd2 261 (vuḍḍha m. andhagata etc.) J iv.482 (opp. dahara young); Vv 461 (=mahanto VvA 199); DhA i.7, 278; ii.4, 55, 91; SnA 313. Compar.mahallakatara DhA ii.18. -- f. mahallikā an old woman Miln 16; Mhvs 21, 27; VvA 105; PvA 149 (=addhagata). -- [The BSk. form is mahalla, e. g. Divy 329, 520.]

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

mahallaka: a. 大老

巴漢辭典 編者：(斗六) 廖文燦