back

Pronunciation

• IPA ^(key): /ˈbæk/
• SAMPA: /"b{k/

• Audio (US)

  (file)

Preposition

Preposition back

1. Toward the rear.

   He went back behind the stands.

2. To a place again.

   I didn't like it, so I sent it back.

   He went back to the same house.

   They came back again.

Noun

Singular back

Plural backs

A human back

1. (countable) The back is the rear part of something; it is the part in the other direction from the front.

   I went to the back of the house.

2. (countable) The back is the rear part of the human body.

   He had a scar on his back.

Synonyms

• rear

Antonyms

• (rear part of something): front, forward
• (rear part of human body): front, chest

Related words

• backbone
• backside
• back to back

Verb

Plain form back

Third-person singular backs

Past tense backed

Past participle backed

Present participle backing

1. (transitive) If you back something, you support it.

   The Republicans backed the bill.

2. (transitive) If you back up, you move backward.

   He put the car in gear and backed right into the garage door.

Synonyms

• (support): back up
• (move backward): back up, retreat

Related words

• back down
• back out
• back up
• backtrack
• backward
• backwards

Parts of the body (edit)
head	ears - eyes - eyebrow - nose - mouth - lips - tongue - tooth (pl. teeth) - cheeks - chin
torso	neck - throat - shoulders - chest - breasts - ribs - abdomen - pelvis - back
internal organs	heart - lungs - liver - stomach - kidneys - intestines - bladder - ovaries - uterus/womb
extremities	arms - hands - fingers - legs - feet - toes
sex organs	penis - vagina - testicle - ovary - vulva