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Noun: fundament  fún-du-munt
  1. The fundamental assumptions from which something is begun, developed, calculated or explained
    - basis, base, foundation, groundwork, cornerstone
  2. The fleshy part of the human body that you sit on
    - buttocks, nates [technical], butt [N. Amer, informal], backside, bum [Brit, informal], buns [N. Amer, informal], can [N. Amer, informal], hindquarters, hind end, posterior, rear [informal], rear end [informal], rump, stern [informal], seat, tail [N. Amer, informal], tail end, tooshie [informal], tush [N. Amer, informal], bottom, behind, derriere, bahookie [UK, dialect, informal], botty [informal], heinie [US, informal], duff [N. Amer, informal], booty [N. Amer, informal], patootie [US, informal], tushy [N. Amer, informal], derrière
  3. Lowest support of a structure
    "it was built on a fundament of solid rock";
    - foundation, base, foot, groundwork, substructure, understructure

Derived forms: fundaments

Type of: assumption, body part, support, supposal, supposition

Part of: body, construction, explanation, structure, torso, trunk

Encyclopedia: Fundament