Definition

1. Adjective:

   • Extending to or reaching the knees: Describes a depth of something (typically water, snow, mud, or another substance) that reaches approximately to a person's knees.
   • Deeply involved or immersed in something: Used figuratively to describe being heavily involved or overwhelmed by a situation, activity, or emotion.

2. Adverb:

   • To a depth reaching the knees: Describes the manner or position of being in something up to the level of the knees.

Usage Examples

• Adjective:

  • The floodwaters were knee-deep in the streets after the heavy rain.
  • She was knee-deep in paperwork and couldn't take a break. (Figurative use)

• Adverb:

  • The children waded knee-deep into the cool stream.
  • We had to walk knee-deep through the freshly fallen snow.

Advanced Usage

• "knee-deep in": This is the most common collocation, used both literally and figuratively to indicate immersion.
  • The farmers were knee-deep in mud during the planting season. (Literal)
  • The company is knee-deep in debt and may have to declare bankruptcy. (Figurative)

Variants and Related Words

• Waist-deep (adj/adv): Extending to or reaching the waist.
  • The water in the lake was waist-deep near the shore.
• Ankle-deep (adj/adv): Extending to or reaching the ankles.
  • We walked ankle-deep in the wet sand.

Synonyms

• Shin-deep: Reaching to the shins (lower leg).
• Immersed: Deeply involved or absorbed in something (figurative synonym).
• Mired: Stuck or entangled in something, like mud or a difficult situation.

Related Phrases

• Up to one's knees: An alternative phrase with the same literal meaning.
  • The snow was up to his knees.
• In over one's head: An idiom meaning deeply involved in a difficult situation, often beyond one's ability to manage. This is a stronger figurative equivalent.
  • He took on too many projects and is now in over his head.

Idioms

• Knee-deep in the Big Muddy: An idiom originating from a folk song, meaning being deeply involved in a bad situation that is getting progressively worse, often with a sense of futile persistence.
  • By ignoring the warning signs, the manager led the team knee-deep in the Big Muddy.

Adjective

1. coming only to the ankle or knee

Adverb

1. up to the knees
   • we were standing knee-deep in the water