(slang) To get as far as feeling up in sexual advances.

(physics) A measure of the ability of a material to conduct heat, often denoted k, λ, or κ.

(organic chemistry) any of the 366,319 isomers of the aliphatic hydrocarbon having the chemical formula C₂₀H₄₂, but especially n-eicosane CH₃(CH₂)₁₈CH₃

plural of nonfranchisee