Definition of ESTRUS. : a regularly recurrent state of sexual excitability during which the female of most mammals will accept the male and is capable of conceiving: heat; also: a single occurrence of this state. See estrus defined for kids.
1. (medicine) any of various liquids sold as medicine (as by a travelling medicine show) but medically worthless. 2. communication (written or spoken) intended to deceive. Familiarity information: SNAKE OIL used as a noun is rare. Dictionary entry details.
DAVID GILLESPIE: The oils that I'm talking about (in Toxic Oil) are things that appear on the label as 'vegetable oil' which is ironic because you can't get oil from a vegetable, what they are, mostly, is seed oils produced by industrial processes which didn't form part of the human diet prior to about 1920.