1. Being a matter of form only; lacking substance
   "a form-only requirement that is usually ignored"

See also: formal

• grass frog
• grass over
• grass parakeet
• grass pea
• grass pink
• grass poly
• grass skirt
• grass snake
• grass tree
• grass tree family
• grass vetch
• grass vetchling
• grass widow
• grass widower
• grass wrack
• grass-covered
• grass-eating
• grass-leaved golden aster
• grass-of-Parnassus
• grassfinch
• grassfire
• grasshopper
• grasshopper mouse
• grassland
• grassless