Other competitive bidding rules. include: (2) Since finding a good fit is so important in a competitive auction, until a fit is. found, any new-suit bid usually promises a 5-card suit and at least 8-9+ HCPâs at. the one level and 10+ at the two level.
Definition of litmus. 1  1 : a coloring matter from lichens that turns red in acid solutions and blue in alkaline solutions and is used as an acid-base indicator. 2  2 : the critical factor in a litmus test; also : litmus test.
a. a substance, as litmus, that indicates the presence or concentration of a certain constituent. b. a substance often used in a titration to indicate the point at which the reaction is complete. 5. a plant or animal that indicates by its presence in a given area the existence of certain environmental conditions.