Pronunciation: /bæk/
noun the part of a garment that covers the back
A1 I hurt my back while lifting heavy boxes.
A2 She always carries a backpack to school.
B1 The back of the book has a summary of the chapters.
B2 He placed his hands behind his back.
C1 The back entrance is usually less crowded.
C2 The back of the painting revealed a hidden signature.
adjective of a past time
A1 I put my backpack on the chair.
A2 The book is on the back shelf.
B1 She has a small tattoo on her lower back.
B2 The back entrance is usually less crowded.
C1 The back cover of the book had a beautiful illustration.
C2 The back roads are usually more scenic than the highways.
adverb in or to or toward a past time
A1 I want to go back home.
A2 She walked back to her car.
B1 He put the book back on the shelf.
B2 The team fell back on their original strategy.
C1 The company decided to scale back their operations.
C2 After much deliberation, they eventually circled back to the original plan.