1. Deeply involved
   "neck-deep in work"
   - up to my neck, up to your neck, up to her neck, up to his neck, up to our necks, up to their necks

See also: involved

• subclass Branchiopoda
• subclass Caryophyllidae
• subclass Cirripedia
• subclass Cnidosporidia
• subclass Commelinidae
• subclass Copepoda
• subclass Crossopterygii
• subclass Diapsida
• subclass Dibranchia
• subclass Dibranchiata
• subclass Dilleniidae
• subclass Dipnoi
• subclass Discomycetes
• subclass Elasmobranchii
• subclass Entomostraca
• subclass Euascomycetes
• subclass Euryalida
• subclass Eutheria
• subclass Exopterygota
• subclass Hamamelidae
• subclass Heterobasidiomycetes
• homebound
• homeboy
• homebrew
• homebuilder