1. One's native language; the language learned by children and passed from one generation to the next
   - mother tongue, first language

Type of: natural language, tongue

• poodle
• poodle dog
• Pooecetes
• Pooecetes gramineus
• poof
• poofter
• pooh
• pooh-bah
• pooh-pooh
• pooka
• pool
• pool ball
• pool cue
• pool player
• pool stick
• pool table
• Poole
• pooler
• pooling of interest
• poolroom
• poolside
• poon
• poontang
• poop
• poop deck