A toy based on silicone polymers that have unusual physical properties.

plural of silly-how

plural of silly point

plural of silly billy

An island in the Turks and Caicos Islands.

If one asks a question that is stupid or to which the answer is obvious, one should not be surprised or displeased to receive a silly or bizarre response.

(cricket) a fielding position, on the off side, forward of the batsman's wicket, and very near the batsman; a fielder in this position

(Britain, Australia, New Zealand, idiomatic) To act in a stupid or reckless manner.

(euphemistic) Alternative form of play silly buggers

(Internet) A problem in data transmission, where a server, unable to process all incoming data, repeatedly asks the clients to reduce the size of the packets they are sending — to the point where all packets become extremely small ("tinygrams") and transmission becomes inefficient.