Meaning

3 senses
  1. (euphemistic, humorous, idiomatic, intransitive, mildly, slang, vulgar)To defecate; to have a bowel movement.

  2. (euphemistic, humorous, idiomatic, intransitive, mildly, slang, vulgar)To struggle to hold back an imminent bowel movement.

  3. (endearing, euphemistic, humorous, idiomatic, intransitive, mildly, slang, vulgar)To have a protuberance (a bump) be formed on the rear of one's bottomwear (viz. pants, underpants, diaper, etc.) after a particularly productive incident of solid fecal incontinence.

Examples

2 sentences
  1. As the tadpole grows, its tail disappears and it sprouts legs.

  2. As a tadpole grows, the tail disappears and legs begin to form.

    ruПо мере роста головастика хвост исчезает и начинают формироваться лапы. — Hellerick

Origin

* All three meanings are related to defecation, in three different ways.

* All three meanings are related to defecation, in three different ways.

Wiktionary, CC BY-SA 4.0 · source

Forms

grows a tail, growing a tail, grew a tail, grown a tail
Base formgrow a tail · to grow a tail
3rd person singulargrows a tail
Present participlegrowing a tail
Past simplegrew a tail
Past participlegrown a tail

irregular · Lesson

Present simpleLesson

I, you, we, theygrow a tail
he, she, itgrows a tail

Past simpleLesson

all personsgrew a tail

Present perfectLesson

I, you, we, theyhave grown a tail
he, she, ithas grown a tail

Future simple (will)Lesson

all personswill grow a tail

See also

neighbours in the dictionary
grow a tail — meaning, examples, forms, synonyms | Krumeto