Shrink can refer to:

• Miniaturization
• Resizing (fiction)
• "Shrink" or "head shrinker", slang term for a mental health professional such as a psychiatrist or psychologist
• Shrinkage (accounting), a retail term for any merchandise unaccounted for at the time of inventory
• Shrink (album), the fourth album by German indie rock/electronica group The Notwist
• Shrink, a Yu-Gi-Oh! card, printed in the TCG as a Shonen Jump Championship promo
• Shrink (Experiment 001), an experiment from Lilo & Stitch
• Shrink (Slade), the sixth book in the Special X series by Michael Slade, also known as Primal Scream
• Shrink (film), an independent drama film starring Kevin Spacey

Mit Shrinking (von engl. shrink: schrumpfen, schwinden, auch Die-Shrink) bezeichnet in der Elektronik das Skalieren (hier: Verkleinern) eines Chip-Modells durch verfeinerte Leiterstrukturen.