Definition of "gro"

gro¹

/ˈɡrəʊ/

adjective
comparative more gro, superlative most gro
1. (US, slang) Disgusting, unpleasant; gross.

gro²

/ˈɡrəʊ/

numeral
1. The cardinal number occurring after el do el (↋↋) and before gro one (101) in a duodecimal system. Written 100, decimal value 144.

gro³

/ˈɡrəʊ/

noun
1. (UK, in street addresses) Abbreviation of grove.