playgroup noun
ADJ. nursery, pre-school | local
VERB + PLAYGROUP go to | run | start She started a playgroup in her own house. | start (at) He'll grow in confidence once he starts at playgroup.
PLAYGROUP + NOUN leader
PREP. at ~ She goes shopping while her little girl's at playgroup.
You can also check other dicts: playgroup (English, 中文解释 ), wordnet sense, Collins Definition