A place where maggots are bred for use as bait by anglers. Cf. maggotry n. 2.

1958 Observer 23 Nov. 23/7 All maggotoriums will dye their produce to order, the favourite shades being lemon yellow, blue, violet or Brunswick Brown.

1963 Brisbane Tel. 29 May 9/1 Mr Murgett’s Maggotorium‥is to close down. For years, Mr. Frank Murgett bred grubs at his factory for anglers throughout Britain.

1990 Independent 9 June 53/6 Even Silcock’s hi-tech maggotorium won’t get through the eye of the EC needle.