bear down

Verb	1.	bear down - exert a force with a heavy weight; "The snow bore down on the roof" Synonyms: drag down, press down on, weigh down, bear down on
	2.	bear down - to make a rush at or sudden attack upon, as in battle; "he saw Jess charging at him with a pitchfork" Synonyms: charge
	3.	bear down - contract the abdominal muscles during childbirth to ease delivery Synonyms: overbear
	4.	bear down - exert full strength; "The pitcher bore down"
	5.	bear down - pay special attention to; "The lectures bore down on the political background"
	6.	bear down - exert a force or cause a strain upon; "This tax bears down on the lower middle class"

bear down on, drag down, press, press down on, weigh down