how-to
(hou′to͞o′) Informal adj. Offering practical advice and detailed instruction in an activity.
n. pl. how-tos Something, such as a book or learning situation, that provides practical advice and detailed instruction in an activity: She read a how-to on plumbing. The weekend was a real how-to for would-be campers.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
how-to
adj (Journalism & Publishing) (of a book or guide) giving basic instructions to the lay person on how to do or make something, esp as a hobby or for practical purposes: a how-to book on carpentry.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
how′-to′
adj., n., pl. -tos. adj. 1. giving basic instructions and directions to the layperson for doing or making something: a how-to book on photography.
n. 2. the guidelines or detailed instructions for doing something.
[1925–30]
how′-to′er, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.