Definition of "no-nonsense" []

• Not tolerating irrelevancies; direct, efficient, and practical: the no-nonsense tones of a stern parent; plain, no-nonsense meals at a diner. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "A dark-haired woman stepped from the crowd of agents, her expression no-nonsense, her eyes a cold metallic blue."
• "A summary of his statement on the level of nuclear risk has received the endorsement of top military and academic luminaries, including Robert Inman, the retired admiral and former NSA director who is known as a no-nonsense technocrat, not a bleeding heart."
• "The character in question is described as a no-nonsense natural leader, who despite rarely letting her guard down, is actually vulnerable and deeply caring."