Webster’s Revised Unabridged Dictionary · 1913
Groove
Groove (gro͞ov), n. [D. groef, groeve; akin to E. grove. See Grove.] 1. A furrow, channel, or long hollow, such as may be formed by cutting, molding, grinding, the wearing force of flowing water, or constant travel; a depressed way; a worn path; a rut.
2. Hence: The habitual course of life, work, or affairs; fixed routine.
The gregarious trifling of life in the social groove. J. Morley.
3. [See Grove.] (Mining) A shaft or excavation. [Prov. Eng.]
Groove, v. t. [imp. & p. p. Grooved; p. pr. & vb. n. Groving.] To cut a groove or channel in; to form into channels or grooves; to furrow.