Shiggaion; Shigionoth

“Shiggaion” From Boyd’s Bible Dictionary:

(mournful). A word which probably designates the character of the ode (Psa. 7 title).

“Shigionoth” From Boyd’s Bible Dictionary:

Plural of Shiggaion
(Hab. 3:1).

Concise Bible Dictionary:

A word in the heading of Psalm 7, and (in the plural “upon Shigionoth”) in the prayer of Habakkuk (Hab. 3:1): its meaning is not known.

Strong’s Dictionary of Hebrew Words:

Transliteration:
shiggayown
Phonic:
shig-gaw-yone’
Meaning:
or shiggayonah {shig-gaw-yo-naw'}; from 7686; properly, aberration, i.e. (technically) a dithyramb or rambling poem
KJV Usage:
Shiggaion, Shigionoth

Jackson’s Dictionary of Scripture Proper Names:

erratic : wanderings

Potts’ Bible Proper Names:

Wanderings; a dithyrambic ode:―plural of Shiggaion, Hab. 3:1. {Vagationes}