(probably a secondary form from √भज्, or Nominal verb from भक्ष्/अ; confer, compare also √भिक्ष् and भञ्ज्) class10 Parasmaipada (Dha1tup. xxxii, 22) भक्ष्/अयति (rarely Atmane-pada that the rest of a word is to be suppliedते), and in later language also class1 Parasmaipada Atmane-pada (Dha1tup. xxi, 27) भक्षति, that the rest of a word is to be suppliedते (perfect tense भक्षयाम् आस MBh. etc. future भक्षयिष्यति, that the rest of a word is to be suppliedते ibidem; Aorist अबभक्षत् S3Br.; Passive voice अभक्षि BhP.; infinitive mood भक्षयितुम् MBh., that the rest of a word is to be suppliedक्षितुम् Pan5cat.; indeclinablepage and participle भक्षयित्वा MBh.; -भक्ष्य ibidem; -भक्षम् S3a1n3khS3r.), to eat or drink, devour, partake of (with accusative, in Vedic or Veda also with genitive case; in the older language usually of fluids, in the later only exceptionally so) fg-veda etc.; to sting, bite Katha1s.; to consume, use up, waste, destroy Mn. MBh. etc.; to drain the resources of, impoverish Ka1m. : Causal भक्ष्/अयति see a reference to some preceeding word (not necessarily in the same page); to cause anything (accusative) to be eaten by (accusative or instrumental case) Pa1n2. 1-4, 52 vArttika 7 Pat. : Desiderative बिभक्षिषति or that the rest of a word is to be suppliedक्षयिषति, to wish to eat or devour MBh. A1pS3r. Scholiast or Commentator (confer, compare बिभक्षयिषु).
Source: Monier-Williams