To concur upon conviction; to assent to; usually, to concur, not heartily but so far as to forbear opposition.
To rest satisfied, or apparently satisfied, or to rest without opposition and discontent (usually implying previous opposition or discontent); to accept or consent by silence or by omitting to object.
To work together; to cooperate.
An expression used at the beginning of a game of baseball or softball.
To start anything tumultuous.