Block (3)
'block' is the definition.
(block can mean to ban or bar)
This is all the clue.
(Other definitions for bar that I've seen before include "Lawyers - for drinks" , "Pub room; sandbank" , "Counter; ban" , "Batten" , "Sandbank; pub counter" .)
'block' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for ban that I've seen before include "Hungarian governor < to forbid" , "Exile" , "Censor or proscribe" , "the calling of young vassals" , "'Forbid, prohibit (3)'" .)
'block' is the definition.
(damming is a kind of blocking)
This is all the clue.
(Other definitions for dam that I've seen before include "Female parent; obstruction" , "Retaining barrier" , "Barrier to contain the flow of water" , "Reservoir barrier" , "Wall restraining water" .)
'block' is the definition.
(to veto is to block a decision or action)
This is all the clue.
(Other definitions for veto that I've seen before include "bar" , "Formally forbid" , "The power to prohibit or reject a proposal" , "Ban; refuse to allow" , "Throw out" .)
'block' is the definition.
(synonyms)
This is all the clue.
(Other definitions for cube that I've seen before include "Raise to the third power" , "Square-sided body" , "Three-dimensional square" , "Geometrical solid" , "Regular three dimensional figure" .)
'block' is the definition.
(slab is a kind of block)
This is all the clue.
(Other definitions for slab that I've seen before include "Piece, e.g. of cake" , "Mortuary table" , "24 tinnies [STRINE] < in a wooden hut [STRINE]" , "Large thick slice (of cake etc)" , "Piece of paving" .)
'block' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for resist that I've seen before include "Go against" , "Combat" , "Fight back" , "Put up opposition, defy" , "Stand firm against" .)
'block' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for oppose that I've seen before include "match" , "Resist; disapprove of" , "Actively resist" , "face" , "Resist, contend with" .)
'block' is the definition.
(synonyms)
This is all the clue.
(Other definitions for impede that I've seen before include "Hinder or delay" , "Put obstacle in the way, hinder" , "Delay; block progress of" , "Handicap" , "Delay or obstruct" .)
'block' is the definition.
(damming up is a kind of blocking)
This is the entire clue.