Top Definition
1)A frustum is the portion of a solid – normally a cone or pyramid – which lies between two parallel planes cutting the solid. It is often used in maths and school work

2)Someone who is fussy and "fustrated" with their work or life. Normally in deep stress or in utter dislike of their doings.
Teacher: Ok class, can someone tell me what is a Frustum?
Student: You are
by Dolan April 19, 2007
6 Words related to frustum

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