IPA: /prɪˈʃrɪŋk/
KK: /priˈʃrɪŋk/
To make something smaller in size before it is used or sold, especially to prevent further shrinking later on.
The manufacturer decided to preshrink the fabric to avoid any surprises after washing.
Past: preshrank
Past Participle: preshrunk
Preshrink → It is formed from "pre-" (meaning before) and "shrink" (from Old English "screincan", meaning to become smaller). The word "preshrink" means to make something smaller before it is used or processed.
Think of making something smaller 'before' ('pre-') it is used — that's what preshrink means.