The kilogram, symbol kg, is the SI unit of mass. As of 2019 it is defined by taking the fixed numerical value of the Planck constant h to be 6.62607015×10−34 when expressed in the unit J⋅s, which is equal to kg⋅m2⋅s−1, where the meter and the second are defined in terms of c and ΔνCs.

1. The kilogram is defined as the mass of 1 kg of water.
2. The SI unit of mass measurement, abbreviated to kg, which stands for kilogram.

European/SI measure of mass/weight roughly equal to two pounds, abbreviated as kg.

A shit that weighs 1 kilogram