Weight (3)
'weight' is the definition.
(unit of weight)
This is all the clue.
(Other definitions for ton that I've seen before include "Two thousand - two hundred and forty pounds" , "A slang 100mph - heavy" , "See 25" , "Two thousand, two hundred and forty lbs avoirdupois" , "People of fashion" .)
'weight' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for onus that I've seen before include "Weight of responsibility" , "Duty or responsibility" , "Obligation - charge" , "Responsibilty" , "'Burden, of proof (4)'" .)
'weight' is the definition.
(heft is a kind of weight)
This is all the clue.
(Other definitions for heft that I've seen before include "Lift (something heavy)" , "Lift or hold something to assess its weight" , "Feel the weight of" , "Judge the weight" , "Lift, carry; influence" .)
'weight' is the definition.
(unit of weight)
This is all the clue.
(Other definitions for ounce that I've seen before include "not weighing very much" , "Approx. twenty-eight gm" , "One-sixteenth of pound" , "Wild animal" , "Wild cat - small weight" .)
'weight' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for emphasis that I've seen before include "Force" , "Stress, accent" , "Stress, special importance" , "Stress given to a word" , "Stress laid on, eg, words" .)