Adjective
Without a whip (instrument for beating).
(politics, of an MP) Having been deprived of party membership as a disciplinary measure, or having relinquished membership, and often not voting to support party policy.
(informal, of coffee) Without whipped cream.
(of an antenna) Concealed, with no visible aerial.
Designed so as to avoid a lashing rebound. (Can we add an example for this sense?)
Source: en.wiktionary.org