हुम्

A Sanskrit English Dictionary

हुम्  n.  ind. or हूम् an exclamation (of remembrance, doubt, interrogation, assent, anger, reproach, fear &c., not translatable)
a mystical syllable used in spells and magical texts or sentences
in Vedic ritual used immediately before the singing of the प्रस्ताव or prelude as well as during the chanting of the प्रतिहार or response, [ŚrS.]; [MBh.]; [Kāv. &c.]

The Practical Sanskrit-English Dictionary

हुम् [hum]   ind. A particle (originally an imitative sound) expressing
Remembrance or recollection; हुं ज्ञातम् or रामो नाम बभूव हुं तदबला सीतेति हुम्.
Doubt; चैत्रो हुं मैत्रो हुम्.
Assent; [U.5.35.]
Anger.
Aversion.
Reproach.
Interrogation. (In spells and incantations हुम् is often found used with dat.; e. g. ओं कवचाय हुम्) (हुंकृ means 'to utter the sound hum', 'to roar, grunt, bellow', as in अनुहुंकृ 'to roar in return'; अनुहुं- कुरुते घनध्वनिं न हि गोमात्युरुतानि केसरी [Śi.16.25.] ). -Comp.
-कारः, -कृतिः  f. f.
uttering the sound 'hum'; पृष्टा पुनः पुनः कान्ता हुंकारैरेव भाषते.
a menacing sound, sound of defiance; क्षतहुंकारशंसिनः [Ku.2.26;] हुंकारेणेव धनुषः स हि विघ्नानपोहति [Ś.3.1;] [R.7.58;] [Ku.5.54.]
roaring, bellowing in general.
the grunting of a boar.
the twang of a bow.
कृतम् an incantation.
the grunt of a wild boar.
the roar of thunder.

Shabda-Sagara

हुम्   Ind.
1. An interjection of remembering, (ha, ah!)
2. Of repulse or reproach, (away!)
3. Interrogation, (hey?)
4. Assent, (yes.) 5. Doubt.
6. A mystical syllable of frequent occurrence in incan- tations.
E. हु to sacrifice, डुमि or डुम् aff.: see हूम् .

ROOTS:

हु डुमि डुम् हूम् .