Rattlesnake Shake Lyrics

Lyric discussion by BDoug52 

Cover art for Rattlesnake Shake lyrics by Fleetwood Mac

First contributor is correct, as Fandom.com writes it is indeed about masturbation as you can hear when he makes a joking reference to Mick Fleetwood's "he don't care if he ain't got no chick." Lol

[Edit: Typo]