ha

• POS: Interjection, Noun
• COUNT in NET: 3 in 3 verses (in OT : 2 in 2 verses) (in NT : 1 in 1 verses)

CIDE DICTIONARY

ha, interj. [AS.].

 An exclamation denoting surprise, joy, or grief. Both as uttered and as written, it expresses a great variety of emotions, determined by the tone or the context. When repeated, ha, ha, it is an expression of laughter, satisfaction, or triumph, sometimes of derisive laughter; or sometimes it is equivalent to “Well, it is so.”  [1913 Webster]
"Ha-has, and inarticulate hootings of satirical rebuke."  [1913 Webster]

OXFORD DICTIONARY

ha, symb. Chem. the element hahnium.

ha, int. & v. (also hah)
--int. expressing surprise, suspicion, triumph, etc. (cf. HA HA).
--v.intr. (in hum and ha: see HUM(1))

ha, abbr. hectare(s).