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1. To make the first row of stitches on the needle in a knitting project. If you want to knit a blanket, the first step is to cast on.
2. To dress quickly or hurriedly. Because I overslept, I just cast on some clothes and rushed off to work—without realizing that I had on two different shoes.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
1. Make the first stitches in knitting, putting them on the needle, as in Once you learn how to cast on, you can use either simple or complicated stitches. [Mid-1800s]
2. Hastily put on clothes, as in He cast on his coat and ran out. This usage is dying out. [Early 1800s]
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. To cause something to fall upon or come into contact with something: The moon cast its light on the snowy countryside.
2. To cause or give rise to some critical valuation about something or someone: These facts cast doubt on the suspect's story.
3. To make the first row of stitches in knitting by putting some number of stitches on a knitting needle: Be careful not to cast on too tightly or it will be difficult to knit the first row. Start by casting on 18 stitches. Make 4 loops and cast them on.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.