grower

grow +‎ -er

grower (plural growers)

1. A farmer; one who grows things.

   He was an orange grower from Florida.

2. Something that grows.

   These flowers are fast growers

   • 2015 February 7, Val Bourne, “The quiet man of the world of snowdrops”, in The Daily Telegraph (London), page G8:

     'The Bride' [a snowdrop variety], found in the early Seventies at Foxcote Farm near Cheltenham, was his first discovery. It's a poculiform (cup-shaped) G. elwesii with six pure white petals of the same length. Like many poculiforms […] it's not a strong grower.

3. Someone or something who becomes more likeable over time

   I didn't like the song at first, but it is a real grower.

4. (slang) A man whose penis does not show its full size until it is erect.

   Antonym: shower

• regrow